Chicken and Cream Cheese Taquitos | 3 cups cooked shredded chicken 6 oz cream cheese, softened 1/3 cup sour cream 1/2 cup salsa 1 1/2 cups shredded sharp cheddar cheese 1 1/2 cups chopped baby spinach, stems removed salt and pepper, to taste 9 - 10 (6-inch) flour tortillas vegetable or canola oil, for frying