Preheat oven to 375 degrees F (190 degrees C). Grease a cookie sheet.
In a medium bowl, stir together the flour, baking powder, and salt; set aside.
In a large bowl, cream together the butter and sugar until light and fluffy. Beat in the egg and vanilla extract.
Gradually blend in the dry ingredients. Gently fold in the diced strawberries.
Drop by rounded spoonfuls onto the prepared cookie sheet.
Bake for 10 to 12 minutes in the preheated oven. Allow cookies to cool on baking sheet for 5 minutes before removing to a wire rack to cool completely.
Interesting Facts
Strawberry cookies make a great addition to any party or special occasion.
Fresh strawberries are best for this recipe, but frozen strawberries can also be used.
These cookies can be stored in an airtight container for up to one week.