Banana Oatmeal Mug Cake Recipe

Banana Oatmeal Mug Cake Recipe

A fast, healthy, naturally sweet treat you can make in minutes.

This Banana Oatmeal Mug Cake is the perfect quick dessert when you’re craving something sweet but want to stay on track. It’s sugar-free, gluten-free, and flour-free β€” made with simple ingredients like ripe bananas, oats, and milk. Soft, warm, and wholesome, this little mug cake is satisfying enough for dessert and light enough for a snack. Best of all? It takes less than 10 minutes from start to finish.


πŸ•’ Servings & Timing

  • Prep Time: 5 minutes
  • Cook Time: 2–3 minutes
  • Total Time: 7–8 minutes
  • Servings: 1
  • WW Points: ~6 (varies by ingredients)

πŸ§‚ Ingredients

  • 4 ripe bananas, mashed
  • 1 egg
  • β…“ cup (80 ml) milk (dairy or plant-based)
  • 1 cup (100 g) oats

πŸ‘©β€πŸ³ How to Make It

1. Mash the Bananas

In a microwave-safe mug, mash the bananas with a fork until smooth and creamy.

2. Add Wet Ingredients

Stir in the egg and milk until everything is well combined.

3. Add the Oats

Mix in the oats and stir until the batter looks even and thick.

4. Microwave the Mug Cake

Cook on high for 2–3 minutes, or until the cake rises and feels firm in the center.
(Microwave strength varies, so check at the 2-minute mark.)

5. Cool and Enjoy

Let it cool for about a minute. Enjoy warm, straight from the mug!


πŸ₯£ Diet-Friendly Highlights

  • Sugar-Free
  • Gluten-Free
  • Flour-Free
  • Naturally Sweetened (thanks to bananas!)

🍯 Flavor Variations & Serving Ideas

Flavor Boosts

  • Add cinnamon or nutmeg for cozy warmth.
  • Mix in chia seeds, walnuts, or dark chocolate chips for extra richness.
  • Add a splash of vanilla extract for aroma.

Topping Ideas

  • Fresh banana slices
  • A spoonful of unsweetened yogurt
  • A drizzle of peanut butter or almond butter
  • A sprinkle of cinnamon on top

Pairs perfectly with herbal tea, cold milk, or a hot mug of black coffee.


🧊 Storage & Make-Ahead Tips

Storage

Best enjoyed fresh.
You can refrigerate it for up to 1 day and reheat for 20–30 seconds.

Make-Ahead

Pre-mix the dry ingredients (oats + spices) in a jar.
When you’re ready, just add mashed banana, an egg, and milk for an instant mug cake mix.


πŸ’¬ Personal Note

This is one of my favorite quick desserts because it tastes like banana bread but cooks in minutes. It’s sweet without any added sugar, soft, warm, and comforting β€” perfect for busy days or late-night cravings.


🍽 Nutrition (Per Serving)

  • Calories: 240 kcal
  • Protein: 7 g
  • Fat: 5 g
  • Carbs: 42 g
  • Fiber: 6 g
  • Net Carbs: 36 g
  • Sodium: 20 mg
  • Sugar: 14 g

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