DEAR MISS MANNERS: Is it proper to eat fruit that is mixed into a beverage? Often when we are out, my partner will order a drink that has fruit muddled into the bottom of the glass. He will finish the drink and then use his fingers, a fork or spoon to sift through the ice and scoop out the fruit to eat. Personally, I find it off-putting, but I know that I am more sensitive to embarrassment than most. Where does Miss Manners lie on the fruity drink issue? GENTLE READER: As long as it can be done gracefully, Miss Manners sees nothing wrong with consuming the entire contents of one’s drink, even …