Ginger-Lentil Sandwich Filling

Ingredients (for 4 servings)

• 1 cup — Lentils
• 2 cup — Water
• 0.5 whole — Yellow onion
• 1 whole — Fresh ginger
• 1 clove — Garlic
• 2 tbsp — Flax oil
• 1 tbsp — Brown or Dijon mustard
• 0.5 tsp — Himalayan salt