1. Place cookie dough in freezer for at least 1 hour.
2. Heat oven to 350*F. Cut cookie dough into 24 slices. Place slices 3 inche s apart on ungreased cookie sheet. For ears, press 2 pecan halves onto top of each cookie, overlapping edge of cookie. For eyes and nose, press in M&Ms. Fo r whiskers, place 2 pretzels pieces on each side of nose; press in slightly.
3. Bake for 11 to 13 minutes or until light golden brown. Cool 1 minute; remove from cookie sheets.
2 dozen cookies.