Lemon Herb Barbecued Shrimp Hbwk07a

• 25 count
• 1 gravy mstr
• 1/4 lge lemon seeded
• 500 gr lge shrimp
• 350 ml catsup
• 120 ml vinegar (white)
• 4 gr sugar
• 2 gr coriander (ground)
• 1 gr cumin seed (ground)
• 1 gr ginger (ground)