Olive Garden Chicken Formaggio Pizza

4 ounces Chicken breast; bone -- skin
1 tablespoon Olive oil
2 tablespoons Onions -- dice
1 cup Tomatoes; drain -- dice
1 teaspoon Garlic -- chop
1/8 teaspoon Salt
1/2 teaspoon Dried basil
1/2 cup Fontinella cheese -- shred
1/2 cup Mozzarella cheese -- shred
1/2 cup Mushrooms -- slice
1 tablespoon Parmesan cheese -- shred
1 12" pre-baked pizza crust

Preheat oven to 450~F. Saute or bake chicken breast. Cool. Cut into 1/4" wide strips. Spray or grease a 12" pizza pan. Saute onions and garlic briefly in the olive oil and add them to the tomatoes,salt and basil.Spread the tomato mixture over the top of the crust. Lay chicken strips down over the tomatoes. Top with fontinella and mozzarella cheeses. Add the sliced mushooms and sprinkle with Parmesan cheese. Bake at 450 degrees F. for 8 minutes, or until cheese is melted and crust is piping hot.