A "food binge" means eating a large amount of food in a short period of time, usually due to a lack of control or excessive indulgence. Full definition
You can thus avoid a junk food binge before dinner. (diethealthclub.com)
Many students, having just left their parental nest, turn to a fast food binge. (cheapscholar.org)
Not the bad food you binge on to feel better, but healthy, nutritious food — the kind of food that will genuinely make you feel better. (wellnessnova.com)