Making one or two rotations around the map with just a single large drop rate familiar should clear the stage. Drop rate buffs and gear help on this floor. Random note: this floor seems to be the only non-lobby and non-rest floor to not have a potion cooldown for some really odd ...
If you've played a cookery-based merge puzzler, of which there are a great many, you're probably already familiar with what Merge Flavor: Decor Restaurant has to offer. You build up and decorate your own restaurant, play out merge puzzles and slowly follow along a fairly melodramatic story...