Monster Finger Cookies - ChowMouth

Ingredients

• 1 cup butter, softened
• 1 cup powdered sugar
• 1 egg
• 1 tsp. vanilla extract
• 2-3/4 cups all-purpose flour
• 1 tsp. baking powder
• 1 tsp. salt
• 1/2 cup sliced almonds
• 1/4 cup powdered sugar
• 1 tsp. water