Tenderloin Babi dengan Saus Mustard Krim

Bahan-bahan (5 porsi)

• 2 pork tenderloins (, 500g / 1lb each (Note 1))
• 1 tsp salt
• 1 tsp pepper
• 2 tbsp oil ((vegetable, canola, or olive oil))
• 1/2 cup cream (, heavy / thickened (Note 2))
• 1 tbsp Dijon mustard ((Note 3))
• 1 tbsp whole grain mustard ((Note 3))
• 2 tsp tarragon (, finely chopped (Note 4))
• 2 tsp parsley (, finely chopped (Note 4))
• 1/2 tsp salt
• 1/2 tsp pepper
• 1 - 2 tbsp water (, as needed)