Enjoy Buc-ee's butter toffee peanuts. Jumbo peanuts are smothered in sweet, rich toffee made from real butter for a crunchy, mouthwatering indulgence that scores big with fans every time. A Buc-ee's favorite. What is Buc-ee's? Buc-ee's is a chain of convenience stores located in the Central, North, South, and Southeast regions of Texas. Buc-ee's is known for its very large-format stores (relative to other convenience stores) and a logo depicting Bucky the beaver.