Summary
In this old-fashioned fruit butter recipe, a puree of fresh blueberries cooks down for at least 4 hours in the slow cooker. Sugar, lemon, cinnamon, and nutmeg join the berries in the last hour of cooking.
Ingredients
- 8 cups pureed fresh blueberries (about 3 dry quarts)
- 2 cups sugar
- Finely grated zest and juice of 1 lemon
- 2 teaspoons ground cinnamon
- 1/2 teaspoon freshly grated nutmeg