Preheat oven to 375 and line a baking sheet with parchment paper.

In a medium size bowl mix together flour, salt, and baking powder.

In a large mixing bowl with an electric hand mixer or in the bowl of a stand mixer fitted with a paddle attachment cream together butter and 1 1/2 cups sugar.

Add in the vanilla and peppermint extracts and then eggs one at a time mixing after each addition.

Gradually add in the dry ingredients mixing after each addition until they are all incorporated.

Add a few drops of green food coloring and knead the dough until the color is evenly distributed.

Place sugar in a bowl on shallow dish.

Scoop out the cookie dough in tablespoon size scoops, roll into a ball and then roll in the sugar to coat.

Place on prepared cookie sheet and flatten slightly.

Press a heart shaped sprinkle into the center of each dough ball.

Bake for 8-10 minutes or until set. The bottom of the cookies should be very slightly golden brown. Allow to cool on the baking sheet for 2-3 minutes before moving to a wire cooling rack to cool completely.

Store in an airtight container.