You will find that this recipe is very similar to my Strawberry-Rosé Low Sugar Preserves. Once you master the basics of making a low sugar preserve and how to can it, you can use different ingredients to come up with different flavors. As long as you adjust a few key items, such as the acidity level, then it can be a breeze to make these. Mixed Berries Balsamic Low Sugar Preserves Ingredients: 1 lb strawberries (I used frozen) 1 lb mixed berries (I used frozen blueberries and blackberries) 2-3 Tbsps. balsamic vinegar 1/2 cup sugar 1 cup honey 1/2 tsp salt 5 Tbsps. Low or No-Sugar Needed Pectin (I used the Ball brand one). Directions: If you are canning your preserves you need to sterilize your jars and get your water boiling for water-bath canning. In a saucepan add your frozen strawberries and mixed berries (for this recipe I used a mixture of frozen blueberries and blackberries, but you can use raspberries, or any other berry you want) and cook over medium heat until they …