BreakfastSnacks & Appetizers

Healthy Banana Oatmeal Muffins: One-Bowl Recipe for Easy Meal Prep

Name: Healthy Banana Oatmeal Muffins: One-Bowl Recipe for Easy Meal Prep
Prep time: 15 min
Cook time: 20 min
Total time: 35 min
Yield: 4 servings
Ingredients: 1.5 cups old fashioned oats or rolled oats; 1.25 cups flour; 0.5 cup sugar; 1.5 teaspoons baking powder; 1 teaspoon baking soda; 0.25 teaspoon salt; 1 teaspoon cinnamon; 1 pinch ground nutmeg; 1 whole egg; 0.25 cup oil; 1 teaspoon vanilla; 1.5 cups ripe bananas mashed (about 3-4 bananas); 0.5 cup old fashioned oats (for topping); 0.25 teaspoon cinnamon (for topping); 2 tablespoons brown sugar (for topping); 2 tablespoons melted butter (for topping)

By Olivia HayesAug 17, 2026

Banana oatmeal muffins offer a warm and fluffy texture naturally sweetened with ripe bananas. Ideal for busy mornings or as a kid-friendly snack, these muffins are soft, moist, and quick to prepare. Coming together in just one bowl, they provide a hassle-free cleanup and can be customized with various add-ins. Perfect for meal prepping, these muffins can also be frozen for easy snacks anytime.

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35 min totalEasy4 servings

Ingredients

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Servings

•1.5 cups old fashioned oats or rolled oats
•1.25 cups flour
•0.5 cup sugar
•1.5 teaspoons baking powder
•1 teaspoon baking soda
•0.25 teaspoon salt
•1 teaspoon cinnamon
•1 pinch ground nutmeg
•1 whole egg
•0.25 cup oil
•1 teaspoon vanilla
•1.5 cups ripe bananas mashed (about 3-4 bananas)
•0.5 cup old fashioned oats (for topping)
•0.25 teaspoon cinnamon (for topping)
•2 tablespoons brown sugar (for topping)
•2 tablespoons melted butter (for topping)

Instructions

1
Preheat the oven to 375°F.
2
In a large bowl, mix together the oats, flour, sugar, baking powder, baking soda, cinnamon, ground nutmeg, and salt.
3
In a separate smaller bowl, whisk the egg, oil, and vanilla until well combined.
4
Pour the wet mixture into the bowl with the dry ingredients and stir until just combined.
5
Add the mashed bananas and fold them into the batter until all dry ingredients are fully incorporated.
6
Divide the batter evenly into a muffin tin that has been lightly sprayed with nonstick spray or lined with paper liners.
7
In another bowl, mix the oats, cinnamon, brown sugar, and melted butter to make the topping.
8
Sprinkle the topping mixture evenly over the muffin batter.
9
Bake in the preheated oven for 18 to 20 minutes, or until a toothpick inserted into the center of a muffin comes out clean.