Whole30 Braised Beef Short Ribs with Sides

Ingredients

• 3 tablespoons extra-virgin olive oil
• 1 cup chopped carrots
• 1/2 cup thinly sliced celery
• 1/2 cup chopped onion
• 4 to 6 bone-in beef short ribs (1 to 1 1/4 pounds total)
• 1 cup Beef Bone Broth (page 285) or Whole30-compatible beef broth
• 3/4 teaspoon salt
• Black pepper
• 1/4 cup dried porcini mushrooms
• Boiling water
• 1 cup sliced cremini mushrooms
• 1 clove garlic, minced
• 2 teaspoons coconut aminos
• 1 teaspoon Whole30-compatible coarse-grain mustard