Sheet Pan Quesadilla with Buffalo Ranch Dip

Name: Sheet Pan Quesadilla with Buffalo Ranch Dip
Ingredients: 1 white onion; 1 cup corn; 4 cloves garlic; 3 bell peppers; 2 cups sliced mushrooms; 400 g extra firm tofu; 1.5 cups white kidney beans; 1 tbsp smoked paprika; 1 tsp chili powder; 1 tsp cumin; 1/4 tsp chili flakes; Small handful of chopped cilantro; Juice of 1-2 limes to taste; 8 medium tortillas; 1 cup plant-based mozzarella shreds; 1 cup plant-based cheddar cheese shreds; 1/2 cup plant-based cheese spread; 1 tbsp hot sauce; 2 tbsp plant milk; Juice of 3/4-1 lemon; 1 tbsp Dijon mustard; 1 tsp dried dill; 1/2 tsp onion powder; 1/4 tsp garlic powder; Salt and pepper to taste; 1 tbsp fresh chives