Peanut Butter and Jelly Bars

1½ c jam or jelly   spread sprinkle sprinkle bake 45 minutes at 350°F
3 c (395 g) all-purpose flour sift   incorporate spread ⅔ in pan
1 t baking powder
¾ t salt
½ lb (1 c) butter, at room temp. beat mix mix
1 c granulated sugar
2 c (19 oz, by weight) creamy peanut butter  
2 large eggs, at room temp.        
1 t vanilla extract
⅔ c peanuts, coarsely chopped (unsalted or salted)
  1. Sift together flour, baking powder, and salt. Set aside.
  2. Cream butter and sugar.
  3. Mix in peanut butter.
  4. Mix in eggs and vanilla.
  5. Mix flour mixture into peanut butter mixture until just incorporated.
  6. Spread ⅔ of the dough into a greased and floured 9″×13″ pan.
  7. Spread jam over the dough.
  8. Sprinkle small pieces of dough over jam, leaving some jam exposed.
  9. Sprinkle with peanuts.
  10. Bake for 45 minutes at 350°F, until golden brown.

Makes a pan full of peanut butter and jelly bars.

Adapted from Ina Garten. I use less sugar.