Pour 4 cups boiling water over blossoms, and refrigerate 8 hours or overnight. POUR blossoms and liquid through a colander into a Dutch oven, discarding blossoms. Wipe jar rims. Cover at once with metal lids, and screw on bands. Cool on wire racks.
Blossom liquid is gray until lemon juice is added.
Gather about 30 medium size young kudzu leaves. Make sure area has not been sprayed with chemicals to kill the kudzu. Drop into salted boiling water. Remove to a plate to cool. Remove heavy center stems from the leaves by using a knife and cutting down each side of the stem to about the middle of the leaf.