Step 1
In large bowl, mix together tuna, half of the green onions, celery, mayonnaise, mustard and pepper until well combined.

Step 2
Spread Tostitos^® Restaurant Style Tortilla Chips on parchment paper– lined baking sheet.

Step 3
Spoon 1 tsp (5 mL) of the tuna mixture onto each tortilla chip; sprinkle with cheese.

Step 4
Bake in preheated 375°F (190°C) oven for about 12 minutes or until warmed through and cheese is melted; sprinkle remaining green onions over top.

Step 5
Serve with salsa.