Saute onions in oil in a nonstick skillet for 4-5 minutes, until translucent and softened. Add flour. Published April 1, 2018 at 1000 × 750 in Quick Skillet Corn Chowder ← Previous Next → Saute onions in oil in a nonstick skillet for 4-5 minutes, until translucent and softened. Add flour. Saute onions in oil in a nonstick skillet for 4-5 minutes, until translucent and softened. Add flour.