Ham, Cheese And Mushroom Calzones
["1/3 lb. mushrooms, sliced", "1 large (about 10 oz.) onion, thinly sliced", "2 cloves garlic, minced or pressed", "2 Tbsp. minced fresh or 2 tsp. crumbled dried basil leaves", "1/2 c. regular strength chicken broth", "1 Tbsp. all-purpose flour", "2 c. chopped, cooked ham", "1 (1 lb.) loaf frozen white or whole wheat bread dough, thawed", "3/4 c. (3 oz.) shredded Fontina cheese", "1 large egg yolk, beaten with 1 Tbsp. water"]
["Combine mushrooms, onion, garlic and basil with half the broth in a 10 to 12-inch frying pan over medium-high heat.", "Stir often until vegetables are browned and begin to stick in pan, about 8 minutes. Add remaining broth. Stir to scrape browned bits from pan; cook until liquid evaporates.", "Stir in flour and ham.", "Remove from heat."]
["mushrooms", "onion", "garlic", "basil", "regular strength chicken broth", "flour", "white", "cheese", "egg yolk"]