½ fresh squeezed lemon if you have it – don’t use bottled juice.
Tip: pour berry mix into cupcake tins and freeze. Pop out of molds, cut in quarters and whirl in food processor until smooth.
Costco has a mixed frozen berry with marion berries that works well. Blend all ingredients in a blender. Pour berry mix into cupcake tins and freeze. Pop out of molds, cut in quarters and whirl in food processor until smooth. Scoop into fancy glasses and top with sweetened sour cream.