Couscous Meatball Soup | Reader's Digest Canada

Ingredients

• 1 pound lean ground beef ((90% lean))
• 2 tsp dried basil
• 2 tsp dried oregano
• 1/2 tsp salt
• 1 large onion (finely chopped)
• 2 tsp canola oil
• 1 bunch collard greens (chopped (8 cups))
• 1 bunch kale (chopped (8 cups))
• 2 cartons (32 oz each) vegetable stock
• 1 tbsp white wine vinegar
• 1/2 tsp crushed red pepper flakes
• 1/4 tsp pepper
• 1 package (8.8 oz) pearl (Israeli) couscous