Pineapple Brownies - cooking recipe

Ingredients

3/4 c. butter/margarine
1 1/2 c. sugar
3 eggs
1 tsp. vanilla
1 1/2 c. flour
1 1/2 tsp. baking powder
salt
2 sq. melted semi-sweet chocolate
1 c. drained pineapple chunks

Preparation

Mix butter/margarine, sugar, eggs, vanilla, flour, baking powder and salt together.
Divide batter in half.
Add melted chocolate to half of batter.
Add pineapple chunks to the other half.
Put dark part on bottom and light on top in greased and floured 9 x 13-inch pan.
Cook at 350\u00b0 for 45 minutes.