"An Oklahoma classic, it's a slider in style, but with way more onions, which help the thin patties of beef cook up extra juicy and flavorful...."
INGREDIENTS
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1/4 teaspoon canola oil
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5 ounces freshly ground beef, divided into two 2 1/2-ounce balls
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Kosher salt and freshly ground black pepper
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1 medium onion, thinly sliced (about 1 cup sliced onions)
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2 slices American cheese
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2 soft hamburger buns
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Mustard, pickles, and other condiments, if desired