Grilled Mushroom Burgers with Tarragon Crema

Ingredients (for 4 servings)

• 0.33 cup — cashews
• 1 tbsp — tahini
• 1 tbsp — Dijon mustard
• 1 tbsp — lemon juice
• 1 whole — clove garlic
• 0.25 cup — plant-based milk
• 0.25 cup — tarragon
• 0 whole — black pepper
• 4 whole — portobello mushrooms
• 1 tbsp — balsamic vinegar
• 4 whole — grain hamburger buns split and
• 1 cup — spinach
• 4 slice — tomato