Sour Cream Apple Pie
["3/4 c. sugar", "2 Tbsp. flour", "1 egg, well beaten", "1 tsp. vanilla", "2 c. finely chopped tart apples", "1 c. sour cream", "1/8 tsp. salt (optional)", "1 tsp. cinnamon"]
["Combine sugar and flour.", "Add egg, sour cream, flavoring and salt.", "Beat until smooth.", "Add apples; mix thoroughly.", "Pour into a pastry-lined pie pan.", "Bake in hot oven at 450\u00b0 for 15 minutes. Reduce heat to 325\u00b0 and bake for 30 minutes.", "Remove from oven."]
["sugar", "flour", "egg", "vanilla", "tart apples", "sour cream", "salt", "cinnamon"]