My Grandmother's Sautéed Chicken in Garlic Butter

Ingredients

• 4 boneless, skinless chicken breasts (about 6 oz or 170g each)
• Salt and pepper to taste
• 1 tablespoon olive oil (15 ml)
• 1/2 cup unsalted butter (113 g)
• 4 cloves garlic, minced
• 2 tablespoons fresh parsley, finely chopped (30 ml)
• 1 teaspoon fresh lemon juice (5 ml)
• 1/2 teaspoon red pepper flakes (optional, for heat)