Chilled Strawberry Soup

Ingredients
2 cups frozen strawberries
2 cups milk
1 cup heavy cream
1/2 cup sour cream
2 tablespoons white sugar, or to taste

Directions
Puree strawberries, milk, cream and sour cream in a blender or food processor until smooth. Stir in sugar to taste. Chill 8 hours or overnight in refrigerator before serving.