Ingredients:
- 1 cup Butter, room temperature
- 1/2 cup powdered sugar
- 1 egg yolk
- 1 1/2 tsp vanilla
- 1 1/2 cups flour
- 1/3 cup cornstarch
- 1/2 cup Raspberry jam Use your favourite!
Instructions:
- Preheat oven to 355F and line a large baking pan with parchment paper
- In a large bowl using a hand mixer or stand mixer, cream together the room temperature butter and powdered sugar. Once smooth add in the egg yolk and mix for another minute.
- Add in the vanilla, flour, and corn starch. Mix until the mixture is crumbly like sand. From there use your hands to bring the mixture together.
- Roll dough into golf ball shaped balls and place them on the baking sheet. Leave about 1 inch between each cookie. Lightly press down on the cookies to slightly flatted and then press your thumb into the centre to create an indent.
- Spoon a teaspoon of jam into the thumbprint indent.
- Place cookies into the oven and bake for 13-15 minutes. Once done cooking, remove from oven and allow the cookies to cool for ten minutes on the baking sheet. Remove and let them fully cool on a cooling rack and then enjoy!