sour cream apple pie

Ingredients For sour cream apple pie

• 2 c

  apples, diced (granny smith, golden delicious, macintosh, winesap)
• 3/4 c

  sugar
• 2 Tbsp

  flour
• 1/2 tsp

  vanilla
• 1/8 tsp

  salt
• 1 c

  sour cream
• 1

  egg, slightly beaten
• 1

  9 inch pie shell, unbaked, refrigerated
• TOPPING
• 1/3 c

  sugar or brown sugar
• 1 tsp

  cinnamon
• 1/3 c

  flour
• 1/4 c

  butter, melted
• 1/2 c

  walnuts, chopped