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1
For the topping add the butter, oil, thyme, onion, chili's, salt and pepper to a pan over medium heat.
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2
Cook until onions are tender and thyme is fragrant 6-8 mins.
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3
Transfer to a plate and wipe pan for reuse.
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4
For the patty whisk the Worcestershire, salt, pepper, and garlic in a small bowl.
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5
Break up the chuck in a separate large bowl.
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6
Gently combine the Worcestershire and ground chuck.
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7
Form the chuck into a bowl.
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8
Heat the pan over medium high heat.
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9
Place the ball of ground chuck between sheets of parchment or plastic wrap.
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10
Flatten the ball to a size a little larger than the flat breads with a rolling pin.
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11
Place the flattened patty in a pan and cook 3 mins.
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12
Flip and cook other side 3 mins.
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13
Adjust the oven rack to the center of the oven and heat to 350.
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14
Place one flat bread on a sheet of aluminium foil.
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15
Evenly layer the cheese on top and sprinkle with bacon.
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16
Place the patty on top and evenly spread the onion mix on top.
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17
Place the mozzarella on top.
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18
Place the second flat bread on top and tightly wrap the sandwich and bake 5 mins.
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19
Flip and bake another 5 mins.
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20
Remove the sandwich and let rest 5 mins.
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21
Open foil and cut into wedges and serve.