What makes this banana oatmeal dump cake moist?

Using ripe bananas, a small amount of oil, and rolled oats ensures a soft, tender texture. This simple moist banana oatmeal cake stays naturally sweet and flavorful without overbaking.

Can I make a 3 ingredient banana oat cake version?

Yes! You can simplify the recipe to just bananas, oats, and a sweetener for a quick, healthy banana oatmeal dump cake that’s easy to prepare and still delicious.

Is this banana oatmeal cake no flour?

Absolutely. Using rolled oats as the base creates a flourless banana oatmeal cake that’s wholesome and naturally gluten-free.

Can I turn this into a banana oatmeal bundt cake or steamed banana oatmeal cake?

Yes, the batter works well for a bundt pan or steaming. Both methods create a moist banana oatmeal dump cake with slightly different textures.

Moist Banana Oatmeal Dump Cake – Easy & Healthy Recipe 2025

Name: Moist Banana Oatmeal Dump Cake
Prep time: 10 min
Cook time: 30 min
Total time: 40 min
Yield: 6-8 servings
Cuisine: American
Ingredients: 3 ripe bananas, mashed; 1 ½ cups rolled oats; ½ cup brown sugar (or coconut sugar); ¼ cup vegetable oil (or melted coconut oil); ½ teaspoon baking soda; ½ teaspoon salt; 1 teaspoon vanilla extract; Optional: ½ teaspoon cinnamon or nutmeg; Optional Mix-ins: ½ cup chopped walnuts or pecans; Optional Mix-ins: ½ cup chocolate chips or raisins

Description

A moist, wholesome banana oatmeal cake that’s incredibly easy to make. This “dump cake” style recipe requires minimal prep and just a few ingredients, making it perfect for a quick breakfast treat or a healthy dessert. Naturally sweetened with bananas, it’s soft, hearty, and full of comforting flavors.

Ingredients

Scale

🛒 Ingredients (for one 9×9-inch pan):

For the Cake:

3 ripe bananas, mashed
1 ½ cups rolled oats
½ cup brown sugar (or coconut sugar for healthier version)
¼ cup vegetable oil (or melted coconut oil)
½ teaspoon baking soda
½ teaspoon salt
1 teaspoon vanilla extract
Optional: ½ teaspoon cinnamon or nutmeg

Optional Mix-ins:

½ cup chopped walnuts or pecans
½ cup chocolate chips or raisins

Instructions

📝 Instructions:

Step 1: Preheat Oven
Preheat your oven to 350°F (175°C). Grease an 8×8 or 9×9-inch baking pan.

Step 2: Mix Wet Ingredients
In a large bowl, mash the bananas. Stir in the oil, vanilla extract, and brown sugar until well combined.

Step 3: Add Dry Ingredients
Add the rolled oats, baking soda, salt, and optional cinnamon or nutmeg. Stir until just combined. Fold in any optional mix-ins.

Step 4: Bake the Cake
Pour the mixture into the prepared pan. Bake for 25–30 minutes, or until the top is golden and a toothpick inserted in the center comes out clean.

Step 5: Cool & Serve
Allow the cake to cool slightly before slicing. Serve warm or at room temperature. Can be enjoyed plain or with a dollop of yogurt or nut butter.

Notes

Moistness Tip: Use very ripe bananas for maximum sweetness and softness.
Make Ahead: This cake stores well in an airtight container for 2–3 days or can be frozen for up to a month.
Mini Version: Bake in muffin tins for individual servings, reducing bake time to 15–18 minutes.
Healthy Variation: Replace sugar with honey or maple syrup, and oil with unsweetened applesauce.

Prep Time: 10 minutes
Cook Time: 35–40 minutes
Category: Dessert / Breakfast / Snack
Method: Baked / Dump Cake Style
Cuisine: American