Spinach, Mushroom, and Feta Frittata | Cook Smarts

Ingredients

• 1 Onions, medium, diced
• 8 oz Mushrooms, any button, quartered
• 8 Eggs, whisked
• 3 Tbsp Milk
• 1/2 tsp Salt
• 1/4 tsp Black pepper
• 1 Tbsp Oil, cooking
• 5 oz Baby spinach
• 3 oz Cheese, feta, crumbled
• 1 clove Garlic, chopped
• 2 Tbsp Lemon juice
• 2 Tbsp Yogurt, plain or Greek
• 1 tsp Mustard, Dijon
• 2 Tbsp Oil, olive
• 5 oz Mixed greens