Beefy Bbq Beans

• 8 peppercorns (whole)
• 4 allspice (whole)
• 3 bbq rub seasoning
• 2 cans bushs beans (baked)
• 1/2 green bell pepper seeded
• 1/2 sweet pepper seeded (red)
• 450 gr chuck (ground)
• 240 gr onion (diced)
• 240 ml kraft hickory smoked bbq sauce
• 110 gr brown sugar