Easy Vegetarian Frittata

Ingredients

• 4 (2 oz or 60 g) whole eggs, lightly beaten
• 1/2 cup (2 oz or 60 g) cheddar cheese, grated
• 1 cup (4.2 oz or 130 g) broccoli florets, chopped
• 1 cup (5 oz or 150 g) button mushrooms, sliced
• 1/2 medium (2 oz or 60 g) red bell pepper, deseeded and thinly sliced
• 1 (1 oz or 30 g) shallot, chopped
• 1/2 teaspoon (1 g) cayenne pepper
• 1/2 teaspoon garlic powder
• salt and freshly ground black pepper
• cooking spray