INGREDIENTS
•
2 tablespoons unsalted butter?
•
½ small onion, chopped?
•
4 ounces baby bella mushrooms, sliced?
•
8 ounces (2 cups) Mozzarella cheese, shredded and divided?
•
8 ounces cream cheese, softened?
•
¼ cup Parmesan cheese?, grated
•
½ cup Greek yogurt or sour cream?
•
1 teaspoon Italian seasoning?
•
½ teaspoon garlic powder?
•
Salt and pepper, to taste?
•
¼ cup frozen spinach?, thawed, drained and chopped
•
½ cup tomatoes, seeded and diced?
•
¼ cup sliced black olives