Butterfly the chicken breast by slicing through the chicken breast leaving a hinged side connected.
Combine the cheddar and cream cheeses with jalapenos in a mixing bowl. Divide the mixture in the middle of the butterflied chicken breasts and seal the cut side with toothpicks.
Place the chicken on the grill grates and reduce the heat to low. Cook for 20-25 minutes or until cooked throughout.
While the chicken is cooking, prepare the fries according to package instructions.
While the chicken is cooking, heat oil in a sauce pot. Cook the bacon over medium heat for 10 minutes or until crisp; drain extra juice over paper towels. Combine bacon with the pepper jelly and serve with the stuffed chicken and waffle fries.