1 1/2C. Butter
2C. Sugar
4 Eggs
2/3C. Milk
1t. vanilla
3 1/2C. Flour
1/2t. baking soda
1/2 t. salt
2 (1 oz)squares unsweetned chocolate, melted
1/2 C. Peanut butter
Recipe
Cream butter and sugar till fluffy. Beat in eggs, one at a time. Stir in milk and vanilla with the flour, salt, and b. soda; mix real well. Divide dough in half. To one half, mix in the peanut butter. To the other half, mix in the chocolate.
Spread the chocolate batter evenly into a greased and floured 9x13" pan. Spoon the peanut butter batter over the chocolate batter and spread evenly.
Bake in 350' oven for 40-45 minutes, or the center feels firm. Cool and cut into bars.