Pulse until strawberries and ice are completely crushed and the mixture is blended. If the mixture is too dry, add 1/4 cup water and pulse a little more.
Equally, divide the mixture between serving glasses.
Rinse blender.
Add lemon juice, sugar, food coloring, and the remaining 2 cups of ice to the blender.
Pulse until ice is completely crushed and the mixture is blended.
Add frozen lemonade mixture to serving glasses.
Notes
Optionally blend together if you would like no layers in the frozen drink.