Cheeseburger Casserole

Ingredients

• 1 white onion, diced 1/4-in thick ($1.39)
• 1 tbsp canola oil*
• 1 1/2 lbs lean ground beef ($10.41)
• 1 tbsp garlic powder*
• 1 tbsp onion powder*
• 1 tbsp freshly cracked black pepper
• 1 tbsp Worcestershire sauce*
• 2 tsp paprika or chili powder*
• 1/2 cup ketchup, plus more to serve*
• 1/2 cup water*
• 1/2 lb cheddar cheese, shredded ($5.05)
• 800g bag tasti taters ($6.29)
• 1/2 red onion, diced 1/4-in thick ($0.57)
• 1/2 cup diced dill pickles ($1.00)
• 2 roma tomatoes, diced 1/4-in thick ($2.00)
• 2 cups shredded iceberg lettuce ($1.00)
• yellow mustered, to serve (optional)*
• *common pantry items