Day 9 of 12 Days of Christmas Desserts🎄🎅🏼 Raspberry Thumbprint Cookies❤️☃️ Recipe (from Sugar Spun Run) Ingredients: 1 cup unsalted butter, softened(226g) 1/3 cup sugar (70g) 1/3 cup light brown sugar, tightly packed(70g) 1 large egg yolk 3/4 tsp vanilla extract 2 1/4 cup all-purpose flour (280g) 2 tsp cornstarch 1/2 tsp salt 1/2 cup sugar for rolling (optional) 1/3 cup jam or preserves Instructions: 1. In a large bowl, cream softened butter. 2. Add granulated sugar and light brown sugar. Mix until well combined. Make sure to scrape down the sides so everything is mixed evenly. 3. Add egg yolk and vanilla. Mix until combined. 4. In a small bowl, whisk together flour, cornstarch, and salt. 5. Gradually add the flour mixture to the wet ingredients and mix on low speed. Scrape the sides often so everything is well combined. 6. Roll dough into 1 inch balls. Try to make sure there are no cracks in the dough balls. 7. Roll the dough balls in sugar. Place on a parchment lined baki...