INGREDIENTS
1/2 cup
Baby spinach, fresh
3
Garlic cloves
1/2 cup
Mushrooms, fresh
1
Red onion, small
1/2 tsp
Rosemary, fresh
1/4 cup
Summer squash, yellow
4
Eggs, large
1/4 tsp
Pepper
1/2 tsp
Salt
1
Pie shell (9 inches), frozen
1 tbsp
Butter
1 2/3 cups
Heavy whipping cream
1 cup
Swiss cheese