Story highlights Molly Schuyler scarfed down three 72-ounce steaks Sunday in Amarillo, Texas

The Sacramento woman, 35, is a professional on the competitive-eating circuit

(CNN) It didn't seem like a fair fight.

On one side were hulking football players and pro wrestlers, competing as teams of two to eat as many pounds of steak as they could, combined, in one hour.

On another was a lone 124-pound mother of four.

And sure enough, in the end, Sunday's contest at Big Texan Steak Ranch in Amarillo, Texas, wasn't even close. Molly Schuyler scarfed down three 72-ounce steaks, three baked potatoes, three side salads, three rolls and three shrimp cocktails -- far outpacing her heftier rivals.

That's more than 13 pounds of steak, not counting the sides. And she did it all in 20 minutes, setting a record in the process.

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