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Fluffy Banana Muffins with Optional Streusel Topping

These incredibly moist and fluffy banana muffins are easy to make and bake at two temperatures for perfect texture. Customize them with a streusel topping or mix-ins like chocolate chips or nuts!
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Course: Breakfast, Snack
Cuisine: American
Keyword: Banana Muffin
Prep Time: 15 minutes
Cook Time: 15 minutes
Total Time: 30 minutes
Servings: 15 muffins
Calories: 282kcal

Ingredients

Muffin Batter:

  • 1 ½ cups (385g) ripe bananas, mashed (about 3 large bananas)
  • ¼ cup cup (60ml) avocado oil, vegetable oil, or canola oil
  • ¼ cup ¼ cup (60g) unsalted butter, melted and cooled
  • ½ cup (100g) granulated sugar
  • ½ cup (100g) packed light brown sugar
  • 2 large eggs (room temperature preferred)
  • ¼ cup (60ml) buttermilk (room temperature preferred)
  • 1 tbsp vanilla extract
  • 2 cups (250g) all-purpose flour
  • 1 ½ tsp baking powder
  • ½ tsp baking soda
  • ½ tsp salt

Optional Streusel Topping:

  • ½ cup (65g) all-purpose flour
  • ½ cup (100g) brown sugar
  • ¼ tsp salt
  • ¼ cup (60g) unsalted butter, cold

Instructions

  • Preheat & Prep:
    Preheat oven to 425°F (220°C).
    Line a muffin tin with paper liners.
  • Mash the Bananas:
    In a large bowl, mash the bananas until smooth using a fork or potato masher.
  • Mix Wet Ingredients:
    Stir in oil and melted butter.
    Add both sugars and mix until well combined.
    Stir in eggs, buttermilk, and vanilla extract. Set aside.
  • Prepare Dry Ingredients:
    In a separate bowl, whisk together flour, baking powder, baking soda, and salt.
  • Fill Muffin Tin:
    Portion batter into muffin liners, filling each about ¾ full.
  • Make Streusel (Optional):
    In a medium bowl, mix flour, brown sugar, and salt
    .Cut in cold butter using a pastry cutter or fork until mixture resembles coarse crumbs.
    Sprinkle evenly over muffins.
  • Bake in Two Stages:
    Bake at 425°F (220°C) for 8 minutes.
    Reduce oven temperature to 350°F (175°C) (without opening the oven) and bake for another 7-8 minutes.
    Muffins are done when a toothpick inserted in the center comes out clean or with a few moist crumbs.
  • Cool & Enjoy:
    Let muffins cool in the tin before removing. Enjoy warm or at room temperature!

Notes

  • Recipe makes 15 muffins, so you may need to bake in batches.
  • Customize by adding chocolate chips, nuts, or dried fruit before baking.

Nutrition

Calories: 282kcal | Carbohydrates: 45g | Protein: 4g | Fat: 13g | Cholesterol: 44mg | Sodium: 175mg | Potassium: 187mg | Fiber: 1g | Sugar: 25g | Calcium: 42mg | Iron: 1mg
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