Line a large baking sheet with parchment paper and preheat the oven to 400°F. Place 2 lbs bone in chicken thighs in a large bowl or zip lock bag, add 1/2 cup of vegetable oil, 2-3 cloves of garlic, 1 tbsp of Dijon mustard, 2 tbsp of lemon juice, and 1 tsp garlic salt, 1 tsp onion powder, 1 tsp paprika, 1 tsp cumin, 1 tsp pepper, 1 tsp oregano, 1 tsp of sugar, and stir, making sure the thighs get completely coated.