Answer: FRUIT
FRUIT is a crossword puzzle answer that we have spotted 56 times.
    - Part of a balanced diet
 
    - Apples, but not IBM's
 
    - Theme of this puzzle
 
    - Some produce
 
    - Compote ingredient
 
    - Lemon, for one
 
    - Some salad ingredients
 
    - Pome or pomegranate
 
    - Apples and oranges
 
    - Peach, plum, or pear
 
    - Pie filling, often
 
    - It's sometimes forbidden
 
    - Still life subject, perhaps
 
    - Pear, e.g.
 
    - A different one is hidden in each of this puzzle's seven longest answers
 
    - One is hidden in each of this puzzle's four longest answers
 
    - An assortment of it is hidden in 17- and 58-Across and 10- and 34-Down
 
    - Lunchbox item
 
    - Pie contents, often
 
    - Tomato, technically
 
    - It may be forbidden
 
    - ___ basket
 
    - Common dessert ingredient
 
    - Kumquats and uglis
 
    - ______ fly
 
    - Kumquats, uglis and such
 
    - Slot machine symbols, often
 
    - Part of a well-balanced diet
 
    - Still-life subject
 
    - Frequent slot-machine display
 
    - Cherry or lime
 
    - Smoothie ingredient
 
    - Cocktail ingredients?
 
    - Still-life subject, often
 
    - Mango and guava
 
    - Common still-life subject
 
    - Natures desert
 
    - Type of salad
 
    - Avocado or tomato, botanically speaking
 
    - Most of the symbols on a traditional slot machine
 
    - Type of cocktail
 
    - "___ on bottom"
 
    - " ___ on bottom"
 
    - Fruit, in Falaise
 
    - Produce section
 
    - Product, as of labor
 
    - Jujube or loquat
 
    - Compote component
 
    - Grove product
 
    - ___ Roll-Ups
 
    - Apple or orange
 
    - Gift basket option
 
    - Type of food whose outsides are suggested by the outsides of 17-, 29-, 43- and 55-Across
 
    - Peach or persimmon
 
    - Carnivorous : meat :: carpophagous : ___
 
    - Rambutan or guava