Blood oranges will lend their flavor to the Valentine’s celebration at Almond in Bridgehampton on Tuesday. A $75 holiday menu will include Montauk pearl oysters, a winter salad, duck and foie gras ravioli, Peconic Bay scallops, and entree choices of North African-spiced rack of lamb or smoked and roasted salmon. Guests at the 1770 House in East Hampton can partake of a Valentine’s Day tasting menu that will include a dozen dishes in its four courses. A fifth, a cheese course, is optional.