1. Sift together flour, soda, and salt. Set aside.
2. Beat butter and sugar until light and fluffy. Add eggs and vanilla; beat well. Stir in Bran Flakes and chocolate morsels.
3. Add sifted dry ingredients; mix well. Drop by level tablespoonfuls onto ungreased baking sheets.
4. Bake in moderate oven (375° F.) about 12 minutes or until done.