siggi's Icelandic-style yogurt: skyr - red lentil soup

Ingredients

• 1 Tbs olive oil, plus more for garnish
• 1 medium onion, diced small
• 3 stalks celery, diced small
• 3 cloves garlic, minced
• 1 tsp ground cumin
• 5 cups vegetable broth
• 1 cup red lentils
• Salt and pepper, to taste
• ½ cup siggi’s 0% plain skyr, plus more for garnish
• 1 Tbsp Lemon juice
• Cilantro, roughly chopped, for garnish