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Peanut butter cup filling is the creamy, sweet center found inside a peanut butter cup candy. It's typically made from a blend of peanut butter, powdered sugar, and sometimes butter or shortening to create a smooth, rich texture. This filling is an iconic part of the classic American candy, which was popularized in the mid-20th century.
This filling is very high in fat and sugar, providing a dense source of calories with minimal protein or fiber. A typical serving (about 1 tablespoon) can contain around 100-120 calories, primarily from fats and carbohydrates.
Culturally, the peanut butter cup filling represents a beloved American candy innovation that combines the savory appeal of peanut butter with sweet confectionery. Nutritionally, it's a prime example of a highly palatable, energy-dense food designed for taste rather than nutritional balance.