Sour cream chocolate chip cake

(From the Joy of Cooking.)

• 5 TBS butter, melted
  
• 2/3 c. sugar
• 1 tsp vanilla
• 1 c. sour cream
• 1 large egg
• 3/4 tsp baking soda
• 3/4 tsp baking powder
• 1.5 c. flour
• 3/4 c. miniature or regular semisweet chocolate chips
  

Preheat oven to 350 F. Grease and flour one 9x5" loaf pan or line the bottom with wax or parchment paper.

Stir together butter, sugar, vanilla, sour cream, and egg. Add baking soda, baking powder, and flour, and stir until just combined. Stir in chocolate chips.

Pour into pan and bake 40-45 minutes, until a toothpick inserted into the center comes out clean. Let cool 10 minutes then remove from pan and remove wax paper if used. Cool right side up.