Step 1

Preheat oven to 350.

Step 2

Grease a 9×13″ pan.

Step 3

Make sure oven rack is in the middle of the oven.

Step 4

In small microwave safe bowl, melt butter and chocolate in microwave (or over double boiler). Allow to cool slightly.

Step 5

Measure flour, salt, and baking powder into another small bowl.

Step 6

In larger mixing bowl, beat eggs thoroughly. A whisk is fine.

Step 7

Gradually add sugar.

Step 8

Blend chocolate mixture and vanilla into egg/sugar mixture.

Step 9

Add flour mixture, stir well.

Step 10

Spread in the greased 9×13″ pan and bake for 25-30 minutes.

Step 11

Cool and cut into 24 squares.