4.1
190+ Ratings
Steak 'n Shake (109 Regency Park)
Steak 'n Shake (109 Regency Park) in O Fallon offers a classic American fast food experience, specializing in burgers and shakes. The menu features a variety of steakburger combos, including the popular Origina... More
Steak 'n Shake (109 Regency Park) in O Fallon offers a classic American fast food experience, specializing in burgers and shakes. The menu features a variety of steakburger combos, including the popular Original Double Steakburger with Cheese Combo and the Garlic Double Steakburger Combo. Milkshake lovers can indulge in flavors like OREO Cookies 'n Cream and Chocolate Chip Cookie Dough. Additional offerings include a selection of sides such as fries and chili, as well as various beverages. This establishment sees its peak popularity during the evening hours. Less
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Rating and reviews
"So happy they've gotten better. Reminds me of how they used to be, always my favorite."
• Cynthia M. • 10/16/22
"The burger, cup of chilli and milkshake were a GREAT combo for the unexpected weather"
• Tiana W. • 03/02/24
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Every Day
10:00 AM - 11:45 PM
Featured items
- #1 most likedOriginal Double Steakburger with Cheese Combo
$10.29 • 61% (18) • 950 - 1120 Cal.
- #2 most likedTriple Steakburger (3x cheese) Combo
$13.99 • 100% (3) • 1290 - 1460 Cal.
- #3 most likedFrisco Melt Combo
$12.79 • 61% (21) • 1280 - 1450 Cal.
- Garlic Double Steakburger Combo
$11.99 • 87% (8) • 1120 - 1290 Cal.
- Chili Mac
$7.29 • 33% (3) • 470 Cal.
Combos
Served with choice of Drink and Side.- Frisco Melt Combo$12.79 • 61% (21) • 1280 - 1450 Cal.Two Steakburgers topped with American and Swiss cheeses on buttery grilled sourdough with our original Frisco sauce. Served with fries and a drink.
- Original Double Steakburger with Cheese Combo$10.29 • 61% (18) • 950 - 1120 Cal.Two Steakburgers topped with American cheese and choice of toppings. Served with fries and a drink.
- Triple Steakburger (3x cheese) Combo$13.99 • 100% (3) • 1290 - 1460 Cal.Three Steakburgers topped with 3 slices of American cheese and choice of toppings. Served with fries and a drink.
- Garlic Double Steakburger Combo$11.99 • 87% (8) • 1120 - 1290 Cal.Two Steakburgers topped with American cheese and served on a toasted bun with garlic butter and a sprinkle of garlic salt. Served with fries and a drink.
- Bacon 'n Cheese Double Steakburger Combo$13.29 • 42% (7) • 1000 - 1170 Cal.Two Steakburgers topped with crispy bacon, American cheese and choice of toppings. Served with fries and a drink.
- Western BBQ 'n Bacon Steakburger Combo$13.49 • 66% (6) • 1180 - 1350 Cal.Two Steakburgers topped with American cheese, crispy bacon, diced and fried onions, and sweet ’n smoky barbeque sauce. Served with fries and a drink.
- Double Steakburger Double Cheese Combo$11.59 • 66% (3) • 1020 - 1190 Cal.Two Steakburgers topped with 2 slices of American cheese and choice of toppings. Served with fries and a drink.
- Bacon 'n Cheese Single Steakburger Combo$11.00 • 800 - 970 Cal.A single Steakburger topped with crispy bacon, American cheese and choice of toppings. Served with fries and a drink.
- 3 PC Chicken Fingers Combo$11.79 • 720 - 1090 Cal.Three breaded chicken fingers and choice of dipping sauce
- Grilled Cheese Combo$7.29 • 750 - 920 Cal.Slices of American cheese melted between slices of buttery grilled toast. Served with fries and a drink.
- Butter Single Steakburger Combo$10.29 • 100% (3) • 1000 - 1170 Cal.A single Steakburger topped with American cheese, grilled onions, and butter melted on top. Served with fries and a drink.
- Additional dipping sauce$0.50
- Butter Double Steakburger Combo$11.99 • 83% (6) • 1200 - 1370 Cal.Two Steakburgers topped with American cheese, grilled onions, and butter melted on top. Served with fries and a drink.
- Garlic Single Steakburger Combo$10.29 • 920 - 1090 Cal.A single Steakburger topped with American cheese and served on a toasted bun with garlic butter spread and a sprinkle of garlic salt. Served with fries and a drink.
- Single Steakburger with Cheese Combo$9.29 • 100% (4) • 750 - 920 Cal.A single Steakburger topped with American cheese and choice of toppings. Served with a fries and a drink.
- Steak Frank Combo$9.99 • 690 - 860 Cal.Steak Frank topped with ketchup and mustard. Served with fries and a drink.
Milkshakes
Irresistible and thick, made with real ice cream, topped with whipped cream and a cherry.- OREO® Cookies 'n Cream$6.49 • 100% (3) • 690 Cal.Real vanilla ice cream blended with OREO® cookie pieces topped with whipped cream, more OREO® cookie pieces, and a cherry.
- Chocolate$5.79 • 630 Cal.Real ice cream blended with chocolate syrup, topped with whipped cream and a cherry.
- Vanilla$5.79 • 610 Cal.Real ice cream blended with vanilla syrup topped with whipped cream and a cherry.
- Reese's® Chocolate Peanut Butter$6.49 • 920 Cal.Real ice cream blended with Reese's Peanut Butter and chocolate syrup topped with chocolate drizzle, whipped cream, and a cherry.
Specialties
Chili & Sides
Beverages
Specialty Sauces
- Rating and reviews
4.1
•190+ Ratings •
7 Reviews
Kacy M.• 03/30/24Great@
Tiana W.• 03/02/24The burger, cup of chilli and milkshake were a GREAT combo for the unexpected weather
Malissa D.• 10/26/23good
Malissa D.• 10/03/23great food!
Alan C.• 05/22/23Best Chile 5 ways, wish the Chile 3 way would come back
Demario R.• 02/16/23Mmm! Mmm! Mmm! Delicious😋
Cynthia M.• 10/16/22So happy they've gotten better. Reminds me of how they used to be, always my favorite.
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Where can I find more Steak ‘n Shake locations nearby?
Visit our page that lists all of the Steak ‘n Shake stores in O Fallon.
