Brussels Sprouts with Avocados and Pecans

Name: Brussels Sprouts with Avocados and Pecans
Prep time: 30 min
Cook time: 25 min
Total time: 55 min
Cuisine: American
Ingredients: 1/4 cup pecans (or more, see notes); 1 lb. fresh Brussels Sprouts, stems trimmed and cut in halves or quarters (see notes); 1 T balsamic vinegar; 1 T + 1 tsp. olive oil; 1 tsp. + 2 - 3 tsp. fresh-squeezed lemon juice; 2 medium avocados, peeled and cut into small dice; 1/2 tsp. salt, plus more to taste; fresh-ground black pepper to taste