your first concern with cooking chicken is salmonella. you have to cook the fresh chicken or the frozen chicken after you defrost it within 24 hours of purchase and keep it well-refrigerated until you do cook it. keep the Frozen chicken to thawed in the refrigerator, never in the kitchen sink at room temperature. And although you have done it in an emergency,

you should wipe down your kitchen with bleach after you cook any poultry or meat products

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Frozen chicken or fresh chicken what you have to buy