Make-Ahead Baked Egg Recipe with Turkey Sausage, Mushrooms & Tomatoes

INGREDIENTS

• 4 links turkey sausage, cut into 1/2-inch pieces
• 2 tsp olive oil
• 12 oz. crimini or white mushrooms, diced
• 1/2 tsp freshly ground black pepper
• 1/4 tsp salt
• 12 grape or cherry tomatoes, quartered
• 4 eggs
• 4 egg whites
• 6 tbsp water
• 6 large basil leaves, thinly sliced
• 3 tbsp grated Parmesan cheese