Zucchini, Sausage and Ricotta Pie

3 Small Zucchini diced, save one half of one zucchini to slice in circles for the top of the pie Ask a question about this ingredient

1 small onion diced Ask a question about this ingredient

2 cloves of garlic, minced Ask a question about this ingredient

4 Fresh Basil leaves, chopped Ask a question about this ingredient

1/4 cup Grated Locatelli Cheese Ask a question about this ingredient

1/2 pound Shredded Mozzarella Ask a question about this ingredient

1 pound Italian Sweet Sausage removed from the casing Ask a question about this ingredient

1 pound Ricotta Cheese Ask a question about this ingredient

1 Large Egg Ask a question about this ingredient

1 teaspoon Fresh Black Pepper Ask a question about this ingredient

1 teaspoon Salt Ask a question about this ingredient

2 tablespoons Olive Oil Ask a question about this ingredient