Butterscotch Brownies

1/4 cup melted butter
1 cup brown sugar
1 egg
1/4 teaspoon salt
3/4 cup flour
1 teaspoon baking powder
1/2 teaspoon vanilla extract
1/2 cup nut meats, broken

Butter a shallow 8-inch square pan. Preheat oven to 350 degrees F.

Mix all ingredients and spread in the pan. Bake about 25 minutes. Cut into squares while warm.