The day before: mix the water, sugar and salt together and add the chicken breasts in there. Make sure they're covered and place in a closed container, overnight in the fridge.
The next day: remove the chicken breasts from the brine, discard the brine water and slice open the chicken breasts along the side so it opens flat
Place a slice of cheese in each breast and close with toothpicks. Coat the chicken in the flour and chicken spice mix, add a little olive oil on the chicken and Place in the oven for 30 minutes until fully cooked.
Remove from the oven, remove the toothpicks and pour white sauce over the chicken before serving.
