In a food processor, add the red bell pepper, Fresh parsley, paprika, pepper flakes, garlic clove, olive oil, Balsamic vinegar, Salt and pepper.
Blend until the ingredients are in tiny parts.
Put the chicken thighs in a bowl. .add half of the chimichurri sauce. Reserve the rest. Mix until all the chicken thighs are impregnated. Take to the fridge for 1 hour to macerate and let the chicken acquire the tastes.
On a stove over medium heat, place the chicken in a skillet and cook for 4 to 5 minutes on each side until the chicken thighs are golden brown. Remove and serve adding more chimichurri Sauce.