INGREDIENTS
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1tablespoonplus 1 teaspoon olive oil, plus more for the pan
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1/2poundground beef
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1/4cupbarbecue sauce
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1poundplain or whole-wheat pizza dough, thawed if frozen
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1cupgrated Cheddar (about 4 ounces)
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1cupbaby arugula
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1small tomato, sliced
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1/4small red onion, thinly sliced
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kosher salt and black pepper