Thumbprint Cookies
| Preheat oven to 350°F | ||||||
| Line baking sheets with parchment | ||||||
| 1 cup unsalted butter, softened | cream until fluffy | beat in | mix in until a dough forms | roll into 1-in balls and press a dent in each | fill dents | bake 350°F 12 to 15 min |
| 2/3 cup granulated sugar | ||||||
| 1 large egg yolk | ||||||
| 1 tsp vanilla extract | ||||||
| 1/4 tsp table salt | ||||||
| 2 cups all-purpose flour | ||||||
| 1/2 cup raspberry or other jam | ||||||
