Crust
1 cup chocolate wafer crumbs
2 Tbsp butter, melted
1 Tbsp sugar
Filling
1 cup sugar
1/3 cup all-purpose flour
1/4 tsp salt
2 cartons (15 oz) ricotta cheese
6 large eggs, slightly beaten
2 tsp pure vanilla extract
1 tsp orange peel, freshly grated
1 can (15 oz) Bartlett pear halves, drained, sliced evenly
Topping
1/2 cup semi-sweet chocolate morsels, melted