Ultimate Shrimp Grilled Cheese with Garlic Bread

4 slices of thick bread (sourdough or your choice)

1/2 lb shrimp, peeled and deveined

3 tbsp butter, melted

2 cloves garlic, minced

1 cup shredded mozzarella cheese

1/2 cup grated Parmesan cheese

Salt and pepper to taste

Fresh parsley, chopped (optional)