Melt-in-Your-Mouth Thumbprint Cookies mars 4, 2025 par admin Melt-in-Your-Mouth Thumbprint Cookies Ingredients: 1 cup (225g) unsalted butter, softened ½ cup (100g) powdered sugar 1 teaspoon vanilla extract 1 ¾ cups (220g) all-purpose flour ¼ cup (30g) cornstarch (makes them extra soft) ¼ teaspoon salt Fillings: continued on next page next→