Ricotta and Spinach Calzones

Ingredients

• 4 cups all purpose unbleached flour
• 1 T. dry yeast
• 1/2 Tbs. salt
• 2 Tbs. extra virgin olive oil
• 1 1/2 cups 110° water
• 2 cups ricotta - either whole milk or part-skim
• 8 ounces mozzarella, shredded
• 1 cup grated Parmesan
• 1 egg yolk
• 1 tsp. dried oregano
• 1/2 tsp. salt
• 1/4 tsp. freshly ground pepper
• 2 Tbs. extra virgin olive oil plus another 2 Tbs. for brushing calzones for baking
• 1 yellow or red bell pepper cut into small chunks
• 3/4 tsp. garlic powder
• 1/4 tsp. dried red pepper flakes
• 4 cups chopped frozen spinach or 1 pound fresh, washed/dried baby spinach