Pressure Cooker Butternut Squash Soup

Ingredients

• ✓ 2 tablespoons olive oil
• ✓ 1 large onion, coarsely chopped
• ✓ 1 (3 pound) butternut squash - peeled, seeded, and cubed
• ✓ 4 cups vegetable broth, or more to taste
• ✓ 2 sweet potatoes, peeled and cubed
• ✓ 3 apples, peeled and cubed
• ✓ 3 large cloves garlic, crushed
• ✓ ½ teaspoon ground cinnamon
• ✓ ¼ teaspoon ground nutmeg, or to taste
• ✓ ¼ teaspoon ground black pepper, or to taste
• ✓ ¼ teaspoon ground cumin, or to taste
• ✓ ¼ teaspoon ground ginger, or to taste
• ✓ 1 teaspoon salt
• ✓ 1 pint half-and-half
• ✓ 1 tablespoon plain yogurt, or to taste