If you desire a darker color, add more food coloring, one drop at a time until the color is the shade you desire. Spread cream cheese mixture on bread slices. Use cookie cutters to cut out heart shaped sandwiches. Cut hearts in dough using a cookie cutter. Use knife or smaller cookie cutter to cut out a heart in the center of half the cookies.
Place cookies on ungreased cookie sheet.
Bake at 350 degrees for 7 - 9 minutes. You can bake the baby hearts, too, for 5 minutes only. Spread each big solid cookie with frosting and top with a cutout cookie. Sprinkle with powdered sugar. Thaw frozen soft pretzels.