Веганское осеннее рагу с баттернат сквош, черной фасолью и перловой крупой

Ингредиенты

• 2 small butternut squash (about 2-1/2 pounds), peeled, seeds removed, and cut into 1" chunks
• 2 tablespoons olive oil
• 2 cloves garlic, minced
• 1/4 teaspoon red pepper flakes
• 1 small green bell pepper, diced
• 2 stalks celery, diced
• 2 carrots, diced
• 1 large onion, diced
• 8 ounces button or baby bella mushrooms, sliced
• 2-15 ounce cans black beans, drained and rinsed
• 1 teaspoon fresh rosemary, minced
• 2 tablespoons fresh sage, minced
• 1 tablespoon fresh thyme, minced
• 2 bay leaves
• Salt and pepper, to taste
• 6 cups vegetable broth
• 3/4 cup pearled barley