French chicken roast

Ingredients
Chicken 1 kg
Butter 2 tbsp
Oil 2 tbsp
Lemon juice 1 tbsp
Salt 1 tsp heaped
Crushed black pepper 1 tsp
Paprika 1 tsp
Wooster sauce 2 tbsp
Ketchup 2 tbsp
Onion 1 chopped
Mustard paste ½ tsp
Corn flour 1 tbsp
Baby potatoes 12
Baby onions 12
Carrots 2 cut in thick cubes
Method
Marinate chicken with salt, lemon juice, Wooster sauce, black pepper crushed, paprika, and ketchup, very well, prick chicken well, keep it aside for 2 hours, heat butter and oil in a pan, add chicken roast well on both sides for 10 minutes, add in the potatoes and carrots, with ½ cup of water, cover and simmer till done, lastly add baby onions, thickens gravy with corn flour paste, serve with dinner roles.