Microwave Mug Apple Cinnamon Crisp

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

A quick, warm apple cinnamon crisp made in a mug with oats and brown sugar, perfect for a comforting single-serve dessert in minutes. This american-inspired desserts ready in about 8 minutes layers medium, peeled and diced apple, ground cinnamon, brown sugar into a dessert worth slowing down for — great for weekend baking, holiday tables, or any time you want a sweet payoff at the end of a meal. Each serving lands at about 180 calories and feeds 1, so it slots into a weekend bake or a special-occasion dessert tray. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

Prep: 5 min Cook: 3 min Serves 1 American cuisine 180 cal/serving
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Ingredients

Instructions

  1. Step 1: In a microwave-safe mug, toss 1 medium peeled and diced apple with 1/2 tsp ground cinnamon and 1/2 tsp lemon juice to coat evenly.
  2. Step 2: In a small bowl, mix together 2 tbsp brown sugar, 3 tbsp rolled oats, 1 tbsp all-purpose flour, 1 tbsp melted unsalted butter, and 1/4 tsp vanilla extract until crumbly.
  3. Step 3: Sprinkle the oat mixture evenly over the apples in the mug.
  4. Step 4: Microwave on high for 2 to 3 minutes until the apples are tender and the topping is set and slightly crisp.
  5. Step 5: Let cool for 1 minute before enjoying straight from the mug.

Frequently asked questions

How long does Microwave Mug Apple Cinnamon Crisp take to make?

Total time is about 8 minutes (5 min prep + 3 min cook). Most home bakers find this fits a weekend afternoon; chill or store as the recipe directs before serving.

How do I store leftover Microwave Mug Apple Cinnamon Crisp?

Cool fully before storing. Most baked desserts keep at room temperature in an airtight container for 2–3 days, or in the fridge for up to 5 days. Cream- or custard-based desserts must go in the fridge within 2 hours; reheat gently or serve cold per the recipe.

Can I substitute ingredients in Microwave Mug Apple Cinnamon Crisp?

Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.

How do I scale Microwave Mug Apple Cinnamon Crisp for a different number of people?

The recipe is written for 1 servings. Multiply each ingredient by (your serving target / 1). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.

What goes well with Microwave Mug Apple Cinnamon Crisp?

American desserts like this pair well with a simple grain (rice, couscous, or crusty bread), a quick salad with acid (lemon vinaigrette, pickled onions), and a pan sauce or yogurt-based dip. Tap "Plan a meal with the AI" to get specific side suggestions.

Equipment for this recipe

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