Keller's menu features a variety of delicious options, focusing primarily on classic hamburgers and comfort food. Key offerings include the signature 'the Best' hamburger, cheeseburgers, and the No. 8 double meat offering. Sides range from crispy onion rings to the popular tater tots, rounding out the meal perfectly. For those looking to customize their burger, several extras are available, such as adding cheese, bacon, or jalapeños. Prices are budget-friendly, with most main dishes averaging around $2.07, making it easy for everyone to enjoy. The casual vibe of the place complements the authentic taste, ensuring each bite feels like a trip down memory lane.