3russet potatoespeeled and cut into 1/2-inch cubes, about 2 cups
1cupfresh green beanstrimmed and cut into 1-inch pieces, fresh or frozen
1cupcorn kernelsfresh or frozen
2tablespoonssalted butter
1tablespoonolive oil
1teaspoondried thyme
1teaspoondried oregano
2(14.5 ounce) cansdiced tomatoes
6cupsvegetable broth
salt and pepperto taste
Instructions
Peel and dice the 1 white onion. Trim the 3 celery ribs and dice into small pieces. Peel the 4 carrots and dice them. Peel and mince the 1 tablespoon minced garlic.
Peel the 3 russet potatoes and cut them into 1/2-inch cubes. If using 1 cup fresh green beans beans, trim the ends and cut into 1-inch pieces. If using fresh corn, remove the kernels from the cob. If using frozen, measure 1 cup corn kernels.
Heat a Dutch oven or large pot over medium heat. Add the 2 tablespoons salted butter and 1 tablespoon olive oil.
Add the onion, celery, and carrots. Cook, stirring occasionally, until the onions are softened but not browned, about 5 minutes.
Stir in the garlic, potatoes, green beans, and corn. Cook for an additional 4-5 minutes, stirring occasionally.
Sprinkle in the 1 teaspoon dried thyme and 1 teaspoon dried oregano, stirring to combine.
Pour in the 2 (14.5 ounce) cans diced tomatoes with their juices and 6 cups vegetable broth. Stir well and bring the mixture to a boil.
Reduce the heat to low and let the soup simmer for 20-25 minutes, or until the vegetables are tender.