Blue Cheese Steak Sandwich

Ingredients

• 1–1½ lbs (500–750 g) strip loin or rib-eye steak
• 1 bunch green onions, trimmed
• 3–4 firm tomatoes, thickly sliced
• Olive oil
• Montreal steak spice
• Salt, pepper, and sugar
• 2 baguettes or ciabatta loaves
• ½ cup (125 ml) blue cheese salad dressing
• Arugula or radicchio leaves