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French Onion at Shake Shack

September 12, 2025 - January 5, 2026

This savory, fall-inspired lineup brings together Gruyère cheese, caramelized onions and roasted garlic parmesan across burgers and fries — and introduces a long-awaited new side: their first-ever Onion Rings, featuring crispy beer-battered sweet Spanish onions.

Featured French Onion Menu Items:
– French Onion Soup Burger
– French Onion ‘Shroom Burger
– French Onion Shack Stack
– Parmesan Garlic Fries
– Onion Rings

Try them all in-shop today.

French Onion at Shake Shack