Before starting, wash and dry all produce. Combine beef, Mediterranean Spice Blend, half the Parmesan, 1/4 tsp salt and 1/4 tsp pepper (dbl both for 4 ppl) in a large bowl. Mix thoroughly to combine. Form into 8 equal meatballs (16 for 4 ppl) and transfer to a plate.

Peel, then cut sweet potato into 1/2-inch pieces. Cut tomato into 1/2-inch pieces. Zest, then cut lemon into wedges.

Heat a large pot over medium-high heat. When hot, add 2 tsp oil (dbl for 4 ppl) and mirepoix. Cook, stirring until veggies soften, 1-2 min. Add tomato sauce and tomatoes.Cook, stirring often, for 1 min. Add sweet potatoes, beef broth concentrate, 2 cups water and 1/2 tsp salt (dbl both for 4 ppl). Bring to a boil, then reduce heat to medium-low and let come to a gentle simmer.

Carefully lower meatballs, one at a time into the stew. Cover and simmer, gently stirring occasionally. Cook until veggies are tender and meatballs are cooked through, 10-12 minutes.\*\*

Add spinach to stew and stir until wilted, 2-3 min.

Ladle stew into bowls. Sprinkle with remaining Parmesan and lemon zest. Squeeze over a lemon wedge, if desired.