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In a medium size sauce pan, add the butter and tomato sauce.
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Pour the broth into the tomato sauce can and swish to get all the residual sauce from the can, add to the sauce pan.
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Add all apple cider, garlic, onion, brown sugar, Worcestershire sauce, salt, pepper, ground mustard, paprika, cumin, chili powder, lemon juice, and hot sauce (if using), whisk together and heat on medium high.
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Bring to a boil and allow to reduce by about a quarter to one-third (about 5-7 minutes)
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Reduce heat to medium low and add the tomato paste, whisk in until smooth.
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Simmer on medium low for about 20 minutes then turn off heat and leave in the pan.