3-Ingredient Microwave Mug Omelet

3-Ingredient Microwave Mug Omelet is the kind of breakfast that makes a busy morning feel much easier. Eggs, cheddar, and fresh spinach cook together in one mug for a warm, cheesy meal with tender eggs and almost no cleanup. The spinach adds freshness, while the cheddar melts throughout and brings plenty of savory flavor without extra seasoning.

This quick microwave omelet is ready in about two minutes and works just as well for breakfast, lunch, or a protein-rich snack. Short cooking intervals help the eggs cook evenly without becoming rubbery, while a little reserved cheese creates that irresistible melted finish. Keep it simple with the three-ingredient base, or serve it with hot sauce, chili flakes, or salsa. Sometimes a mug, a fork, and a few everyday ingredients are all you need.

Recipe Yield: 1 serving

INGREDIENTS

2 large eggs
1/4 cup shredded cheddar cheese, divided
1/4 cup finely chopped fresh spinach

INSTRUCTIONS

1. Prep the mug:
Lightly grease the inside of a 12–16 oz microwave-safe mug with cooking spray or a few drops of oil.

2. Mix the omelet:
Crack the eggs into the mug. Add the spinach and 3 tbsp cheddar, reserving the remaining cheese. Whisk with a fork until evenly combined and slightly frothy.

3. Microwave until set:
Microwave on high for 45 seconds. Stir gently, pulling the partially cooked egg from the sides toward the center. Sprinkle with the reserved cheese, then microwave for 30 seconds. Continue cooking in 10–15-second intervals until puffed and just set, with no liquid egg remaining. The center should reach 160°F if checked.

4. Rest and serve:
Let the omelet rest for 30 seconds. Enjoy directly from the mug, or loosen the edges with a fork and transfer it to a plate.

Helpful Tips to Perfect This Recipe

• Choose a roomy mug: A 12–16 oz mug gives the eggs space to puff without overflowing. A wider mug also cooks the omelet more evenly than a narrow one.
• Watch the final seconds: Microwave power varies considerably. Stop cooking as soon as the center is set because the hot mug will continue cooking the eggs briefly as they rest.
• Keep the spinach dry: Finely chop the spinach and pat it dry after washing. Excess moisture can make the bottom of the mug omelet watery.
• Try another cheese: Cheddar gives the omelet a rich, familiar flavor, but Monterey Jack, mozzarella, Colby, or a shredded cheese blend will also melt well.