Oven roasted BBQ chicken wings

Recipe for Barbecue Sauce:

• 20 cups chopped cored peeled tomatoes about 21 medium
• 2 cups finely chopped onions about 3 to 4 medium
• 3 cloves garlic finely chopped
• 1 Tbsp hot pepper flakes
• 1 Tbsp celery seeds
• 1-1/2 cups lightly packed brown sugar
• 1 cup white vinegar
• 1/3 cup lemon juice
• 2 Tbsp salt
• 1-1/2 Tbsp ground mace or nutmeg
• 1 Tbsp dry mustard
• 1 tsp ground ginger
• 1 tsp ground cinnamon
• 3 16 oz pint glass preserving jars with lids and bands