Rhubarb Oatmeal Bars
Dessert

Rhubarb Oatmeal Bars

Moist, chewy, and flavorful, Rhubarb Oatmeal Bars are a delightful treat that combines the tartness of rhubarb with the sweetness of strawberry jam. Perfect for any occasion, these bars can be enjoyed as a snack, dessert, or even breakfast! Their unique texture and taste make them a standout choice for gatherings or a cozy night in.

Why You’ll Love This Recipe

  • Easy to Make: With simple ingredients and straightforward steps, you can whip these bars up in no time.
  • Flavorful Combination: The tart rhubarb paired with sweet strawberry jam creates a deliciously balanced flavor.
  • Versatile Treat: Enjoy them as a dessert, snack, or even breakfast on the go!
  • Great for Sharing: Cut them into squares for easy serving at parties or picnics.
  • Make Ahead Option: These bars store well, making them perfect for meal prep or batch cooking.

Tools and Preparation

Having the right tools makes preparing your Rhubarb Oatmeal Bars easier and more efficient. Here’s what you’ll need to get started.

Essential Tools and Equipment

  • Food processor or pastry cutter
  • 8×8 baking dish
  • Mixing bowls
  • Measuring cups and spoons
  • Rubber spatula

Importance of Each Tool

  • Food processor or pastry cutter: Ensures even mixing of ingredients and helps create the perfect crumbly topping.
  • Baking dish: An 8×8 dish is ideal for even baking and easy slicing into squares.
  • Mixing bowls: Essential for combining all your ingredients without making a mess.
  • Measuring cups and spoons: Accurate measurements are key to achieving the best flavor and texture in your bars.
Rhubarb

Ingredients

To make these delightful Rhubarb Oatmeal Bars, gather the following ingredients:

For the Crust and Topping

  • 1 1/2 cups all-purpose flour, (spooned and leveled)
  • 1 cup old-fashioned oats
  • 1/2 cup dark brown sugar, (lightly packed)
  • 1 tsp coarse Kosher salt (if using table salt, use half the amount)
  • 1 tsp baking powder
  • 1 tsp ground cinnamon
  • 1 cup (2 sticks) cold, unsalted butter, (diced)

For the Filling

  • 12 oz rhubarb, diced into 1/4 – 1/2 inch cubes (about 2 1/2 cups diced)
  • 1/4 tsp baking soda
  • 1/2 cup granulated sugar
  • 1/4 cup all-purpose flour, (spooned and leveled)
  • 1/2 cup strawberry jam or preserves
  • 1 tbsp lemon juice
  • 1 tsp vanilla extract

How to Make Rhubarb Oatmeal Bars

Step 1: Preheat the Oven

Preheat your oven to 350°F. Spray a square 8×8 baking dish with non-stick spray to ensure your bars don’t stick.

Step 2: Prepare the Crust/Topping Mixture

In your food processor or using a pastry cutter:
* Combine all crust/topping ingredients until pea-sized pieces of butter remain.

Step 3: Bake the Crust

  • Reserve 1 ½ cups of the mixture for topping and chill in the refrigerator.
  • Press the remaining mixture firmly against the bottom of your baking dish.
  • Bake the crust for about 20 minutes until it begins to set.

Step 4: Prepare the Rhubarb Filling

In a mixing bowl:
* Toss diced rhubarb with baking soda, granulated sugar, and flour until well coated.
* Stir in strawberry jam, lemon juice, and vanilla extract until combined.

Step 5: Assemble the Bars

  • Spread the rhubarb filling evenly over your hot crust.
  • Bake for an additional 30 minutes until bubbly.

Step 6: Add Topping and Finish Baking

Sprinkle reserved crust mixture over the fruit layer:
* Bake for an extra 20–25 minutes until topping is golden brown.

Step 7: Cool Before Slicing

Allow the bars to cool on the counter for at least two hours to set before slicing into squares. Enjoy these delicious Rhubarb Oatmeal Bars as a sweet treat!

How to Serve Rhubarb Oatmeal Bars

Rhubarb Oatmeal Bars make a delightful dessert or snack option. They can be enjoyed warm or at room temperature. Here are some serving suggestions to enhance your experience.

With Whipped Topping

  • Serve the bars with a dollop of whipped topping for added creaminess. This contrast complements the tart rhubarb nicely.

A Scoop of Ice Cream

  • Pair the bars with a scoop of vanilla or strawberry ice cream. The cold treat balances the warmth of the oatmeal bars perfectly.

Fresh Berries on Top

  • Garnish with fresh berries like strawberries or blueberries. The fresh fruit adds brightness and additional flavor layers.

Drizzled with Honey

  • A light drizzle of honey enhances sweetness and gives a beautiful presentation. It also adds a touch of elegance to your serving plate.

With a Cup of Tea

  • Enjoy your bars alongside a warm cup of tea. Herbal or fruity teas work best, enhancing the overall flavor experience.

As Part of a Dessert Platter

  • Cut the bars into small squares and serve them on a dessert platter with other treats. This makes for an inviting display at gatherings.

How to Perfect Rhubarb Oatmeal Bars

Making perfect Rhubarb Oatmeal Bars requires attention to detail. Here are some tips to ensure your bars turn out delicious every time.

  • Use Fresh Rhubarb: Fresh rhubarb gives the best flavor and texture. Avoid using frozen rhubarb as it may release excess moisture.
  • Chill the Butter: Cold, unsalted butter is essential for achieving that crumbly texture in the crust. Don’t skip this step!
  • Measure Flour Accurately: Spoon and level your flour instead of scooping directly from the bag. This prevents overly dense bars.
  • Let Them Cool Completely: Allowing the bars to cool for at least two hours helps them set properly, making slicing easier and cleaner.
  • Adjust Sweetness: If you prefer sweeter bars, feel free to add extra sugar or jam when mixing in the rhubarb.
  • Customize Toppings: Feel free to experiment with different toppings like nuts or seeds for added crunch and nutrition.

Best Side Dishes for Rhubarb Oatmeal Bars

Rhubarb Oatmeal Bars pair well with various side dishes, enhancing their flavors while providing variety. Here are some great options to consider:

  1. Yogurt Parfait: Layer yogurt with granola and fruits for a refreshing side that complements the tartness of the bars.
  2. Fruit Salad: A light fruit salad made with seasonal fruits adds freshness and balances the richness of the oatmeal bars.
  3. Cheese Platter: Include mild cheeses like brie or goat cheese with crackers for a savory contrast that enhances flavors.
  4. Nut Mix: Serve a bowl of mixed nuts for added crunch and protein that pairs well with sweet desserts like these bars.
  5. Green Salad: A simple green salad dressed lightly provides a refreshing contrast to the sweet oatmeal bars’ flavors.
  6. Granola: Serve granola on the side as an extra crunchy element that can be sprinkled on top of each bar for texture.
  7. Smoothie: A berry smoothie offers a refreshing beverage that pairs beautifully, echoing similar fruit flavors found in the dessert.

Common Mistakes to Avoid

When making Rhubarb Oatmeal Bars, some common pitfalls can affect the outcome. Here are a few mistakes to watch out for:

  • Boldly measuring ingredients: Not measuring flour and sugar properly can lead to dry or overly sweet bars. Always spoon and level your dry ingredients for accuracy.
  • Boldly skipping the chilling step: If you don’t chill the crust topping, it may not hold together well. Reserve some dough and refrigerate it before adding it on top of the filling.
  • Boldly overbaking: Keeping an eye on baking times is crucial. Overbaked bars can be hard and lose their chewy texture. Follow the timing closely and check for golden brown edges.
  • Boldly ignoring cooling time: Cutting into the bars too soon can make them fall apart. Allow them to cool completely for at least two hours so they set properly.
  • Boldly underestimating rhubarb’s tartness: If unsure about the tartness of your rhubarb, taste it before mixing with sugar. Adjust the sugar levels accordingly to achieve a balanced flavor.
Rhubarb

Storage & Reheating Instructions

Refrigerator Storage

  • Store Rhubarb Oatmeal Bars in an airtight container in the refrigerator.
  • They will last up to one week.

Freezing Rhubarb Oatmeal Bars

  • To freeze, wrap individual bars tightly in plastic wrap, then place them in a freezer-safe container.
  • They can be frozen for up to three months.

Reheating Rhubarb Oatmeal Bars

  • Oven: Preheat to 350°F (175°C). Place bars on a baking sheet and heat for about 10-15 minutes until warm.
  • Microwave: Heat each bar for about 20-30 seconds on medium power until warmed through.
  • Stovetop: Warm in a skillet over low heat for a few minutes; cover to retain moisture.

Frequently Asked Questions

Here are some common questions about Rhubarb Oatmeal Bars:

Can I use frozen rhubarb for Rhubarb Oatmeal Bars?

Yes, you can use frozen rhubarb. Just thaw and drain excess moisture before using it in the recipe.

How do I know when Rhubarb Oatmeal Bars are done baking?

Look for a golden brown topping and firm edges. A toothpick inserted should come out clean or with moist crumbs.

Can I substitute other fruits in this recipe?

Absolutely! You can replace rhubarb with other fruits like apples or berries. Adjust sugar based on fruit sweetness.

What is the best way to serve Rhubarb Oatmeal Bars?

They are delicious served plain or topped with whipped cream or vanilla ice cream for a delightful dessert experience.

Final Thoughts

Rhubarb Oatmeal Bars are a delightful treat that combines tart rhubarb with sweet jam and a chewy oatmeal crust. Their versatility allows you to customize them with various fruits or toppings based on your preferences. Give this recipe a try; it’s perfect for any gathering or simply as a tasty snack!

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Rhubarb Oatmeal Bars

Rhubarb Oatmeal Bars


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  • Author: Margie
  • Total Time: 1 hour 25 minutes
  • Yield: Approximately 16 servings 1x

Description

Indulge in the delightful experience of Rhubarb Oatmeal Bars, where tart rhubarb meets sweet strawberry jam for a treat that’s both chewy and moist. Perfect as a snack, dessert, or even breakfast on the go, these bars are versatile and easy to make. With a crumbly oatmeal crust that adds texture, they’re ideal for sharing at gatherings or enjoying during cozy nights in. Not only do they store well for meal prep, but their bright flavors make every bite a joy.


Ingredients

Scale
  • 1 1/2 cups all-purpose flour
  • 1 cup old-fashioned oats
  • 1/2 cup dark brown sugar
  • 1 tsp coarse Kosher salt
  • 1 tsp baking powder
  • 1 tsp ground cinnamon
  • 1 cup cold, unsalted butter
  • 12 oz rhubarb, diced
  • 1/4 tsp baking soda
  • 1/2 cup granulated sugar
  • 1/4 cup all-purpose flour
  • 1/2 cup strawberry jam
  • 1 tbsp lemon juice
  • 1 tsp vanilla extract

Instructions

  1. Preheat your oven to 350°F and grease an 8×8 baking dish.
  2. In a food processor, combine flour, oats, brown sugar, salt, baking powder, cinnamon, and cold butter until crumbly.
  3. Reserve 1 ½ cups of this mixture for topping; press the rest firmly into the bottom of the baking dish and bake for 20 minutes.
  4. For the filling, mix diced rhubarb with baking soda, granulated sugar, flour, jam, lemon juice, and vanilla in a bowl.
  5. Spread the filling over the baked crust and bake for another 30 minutes until bubbly.
  6. Sprinkle reserved topping over the filling and bake for an additional 20–25 minutes until golden brown.
  7. Let cool completely before slicing into squares.
  • Prep Time: 15 minutes
  • Cook Time: 70 minutes
  • Category: Dessert
  • Method: Baking
  • Cuisine: American

Nutrition

  • Serving Size: 1 square (50g)
  • Calories: 180
  • Sugar: 10g
  • Sodium: 120mg
  • Fat: 8g
  • Saturated Fat: 5g
  • Unsaturated Fat: 3g
  • Trans Fat: 0g
  • Carbohydrates: 27g
  • Fiber: 2g
  • Protein: 2g
  • Cholesterol: 15mg

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