1. Sift together flour, baking powder and salt. Set aside.
2. Beat butter and sugar until light and fluffy. Add egg and vanilla; beat well. Stir in sifted dry ingredients, nuts and Raisin Bran, mixing well.
3. Using level tablespoonfuls, shape dough into balls about 1 inch in diameter; place on ungreased baking sheets. Flatten with tines of fork.
4. Bake in moderately hot oven (400° F.) about 10 minutes or until done.
5. Bake in moderate oven (350°F.) about 12 minutes or until done.