This cozy, creamy soup layers split peas, mushrooms, and wheat germ, foods naturally high in spermidine. It’s velvety without dairy, satisfying, and perfect for batch cooking. Ingredients 2 tbsp olive oil1 medium onion, diced2 celery stalks, diced4 cloves garlic, minced16 oz mushrooms, sliced (oyster + shiitake) cup dried split peas, rinsed2...