Strawberry Ice Cubes
1 lb strawberries, halved (3 cups)
1/2 cup water
1/3 cup sugar
1 teaspoon fresh lemon juice, or to taste
Purée all ingredients in a blender until smooth; strain through a fine-mesh sieve into a large glass measure. Freeze in ice-cube trays until solid, at least 4 hours.
Add 1 cube to a glass of sparkling wine; 2 or 3 cubes for a glass of lemonade