Mushroom Croustades
["4 Tbsp. butter, melted", "24 slices (thin) bread", "1/8 tsp. cayenne pepper", "1 1/2 Tbsp. chives, chopped", "1 c. heavy cream", "3 Tbsp. shallots or onion, finely minced", "1/2 c. mushrooms, finely chopped", "1/2 tsp. salt", "4 Tbsp. butter", "1/2 tsp. lemon juice", "2 Tbsp. flour", "butter", "1 Tbsp. parsley, finely chopped", "Parmesan cheese, grated"]
["Brush 24 tiny muffin tins heavily with butter.", "Cut out rounds of bread with 3-inch fluted or plain cutter and press gently into cups.", "Bake 10 minutes at 400\u00b0 until golden brown.", "Remove from tins and cool.", "These freeze well."]
["butter", "bread", "cayenne pepper", "chives", "heavy cream", "shallots", "mushrooms", "salt", "butter", "lemon juice", "flour", "butter", "parsley", "Parmesan cheese"]