Butter refers to the texture of the product, not the content. Fruit Butter has no fat at all, since there's none in the fruit or the sugar that we use. Butters from whole select fruit that is pureed and cooked to a smooth spread able consistency. Plum butter is great on hot biscuits or muffins as well as in cakes and other baked goods.
Lekvar ia a thick jam or fruit butter. Lekvár is a very thick, sometimes coarse jam of pure ripe fruit. Lekvar is of Central and Eastern European origin.
Lekvar is used in filling pancakes, pastries like kifli, bukta or strudel and other sweet yeast breads, pastries, cookies, and pierogies, as a spread on toast or bisquits, and in fruit sauces.