Weeknight vegetable frittata
Serves: 4–6 Prep time: 15 minutes Cook time: 20–25 minutes Ingredients · 8 large eggs · 1/4 cup 1% milk · 1 tablespoon olive oil · 1 small yellow onion, diced · 1 red bell pepper, diced · 1 small zucchini, diced · 1 cup baby spinach · 1 cup mushrooms, sliced · 1/2 cup…