Muller yogurt can be found in the Northeast and Mid-Atlantic regions. Muller FrutUp is a parfait-style yogurt with an airy fruit mousse and is available in six flavors. Muller Corner boasts a two-chamber cup that includes yogurt in one side and such mix-ins as fruit, caramelized almonds, cereal or chocolate in the other. Muller Corner also will be found in four Greek-style varieties, under the moniker “Muller Greek Corner.” pf