Remove the colored part of peel from lemons using vegetable peeler or citrus zester; chop the peel and set aside. Peel and discard remaining white part of peel from lemons. Chop lemons, reserving any juice and taking out as many seeds as you can; set aside.
Place the peels, water and baking soda in large saucepan. Bring to boil. Reduce heat; cover. Simmer 10 min, stirring occasionally. Add prepared lemons and reserved juice; cover. Simmer for an additional 20 minutes. Meanwhile, measure honey and sugar into a large bowl and set aside.
Measure 3 cups prepared fruit into 6- or 8-qt. saucepot. Stir in pectin. Add butter to reduce foaming. Bring to full rolling boil (a boil that doesn't stop bubbling when stirred) on high heat, stirring constantly. Quickly add sugar and honey; stir. Return to full rolling boil and boil exactly 1 min, stirring constantly. Remove from heat. Skim off any foam with metal spoon.
Ladle immediately into prepared jars, filling to within 1/8 inch of tops. Wipe jar rims and threads. Cover and allow to cool. Refrigerate.
makes about 5 cups or 80 servings at 1 tablespoon each
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