Slow Cooker French Onion Soup

By Treebs

Ingredients

• 2 tbs butter
• 6 cups onions (2 lbs), thinly sliced
• 1 tbs all-purpose flour
• 6 cups, low-sodium beef broth, divided
• 2 tbs worcestershire sauce
• 1 tsp dried thyme
• 16 (1/2"-thick) slices thin baguette, toasted
• 1 cup grated gruyere cheese

Details

Preparation time 30mins
Cooking time 270mins
Adapted from

Preparation

Step 1

1.) In skillet over med-high heat, melt butter. Add onions; cook until browned, about 12 minutes, stirring often. Add flour; cook 1 min., stirring. Stir in 1/2 cup broth, scraping up the brown bits.

2.) Transfer mixture to 4-qt slow cooker. Add Worcestrershire, thyme, 1/2 tsp salt, 1/2 tsp pepper and remaining broth. Cover; cook on high 4 hours.

3.) Heat broiler. Line rimmed baking sheet with foil; coat with cooking spray. Arrange toasts on baking sheet. Top each with 1 tbs cheese. Broil 1-2 minutes until golden. Divide soup among cups or bowls; top with toasts.