This 3-ingredient oven aunt's famous chicken casserole is pure Midwestern comfort, the kind of thing my aunt would slide onto the table at every family gathering back in the late 1960s—bubbling hot, smelling like pure nostalgia, and gone in about ten minutes. It’s the ultimate spring weeknight fix: you stir three pantry-friendly ingredients together, let the oven do all the work, and end up with tender, pull-apart chicken in a glossy, amber, slightly caramelized sauce that looks way fancier than the effort it took. This is the kind of recipe you keep in your back pocket for nights when you’re tired, hungry, and still want something that feels like it came from someone’s well-loved church cookbook.
Serve this casserole spooned over fluffy white rice, buttered egg noodles, or mashed potatoes so all that glossy sauce has something to soak into. A crisp green salad with a tangy vinaigrette or simple steamed green beans balances the richness really well. If you’re feeding a crowd, add warm dinner rolls or garlic bread on the side to swipe through the caramelized edges of the pan. Leftovers make an easy next-day lunch tucked into a soft roll for a saucy pulled-chicken sandwich.
Aunt’s 3-Ingredient Baked Chicken Casserole
Servings: 6

Ingredients
2 1/2 to 3 pounds boneless, skinless chicken thighs (or breasts), cut into large chunks
1 cup bottled French or Catalina salad dressing
1 cup apricot preserves
Directions
Preheat your oven to 350°F (175°C). Lightly grease a 9x13-inch baking dish with a little oil or nonstick spray so the sauce doesn’t stick too hard to the corners.
Trim any excess fat from the chicken, then cut the pieces into large chunks, about 2 inches each. Spread the chicken evenly in a single layer in the prepared baking dish. It’s okay if the pieces are snug; they’ll shrink a bit as they cook.
In a medium bowl, whisk together the French or Catalina salad dressing and the apricot preserves until you have a smooth, glossy, orange-amber sauce. It should look thick but pourable.
Pour the sauce evenly over the chicken, using a spatula to scrape out every bit. Gently toss or turn the chicken pieces with a spoon so they’re all coated, then spread them back into an even layer. Make sure some sauce is pooling around the edges of the dish—that’s what will caramelize and bubble up.
Cover the baking dish tightly with foil and bake for 25 minutes. This helps the chicken cook through gently and keeps it super tender and juicy.
After 25 minutes, carefully remove the foil (watch out for steam), give the chicken and sauce a gentle stir, and spread it back into an even layer. Return the dish to the oven, uncovered.
Bake uncovered for another 25 to 35 minutes, or until the chicken is cooked through (reaching an internal temperature of 165°F / 74°C), the sauce is thickened and glossy, and the edges of the casserole are bubbling and caramelized. You should see marbled streaks of creamy, thickened sauce running through the top and little pockets where the pulled chicken peeks through.
For extra caramelized edges and a deeper amber color, you can switch the oven to broil for the last 2 to 3 minutes. Watch very closely so the sugars in the sauce don’t burn—pull it as soon as the top is deeply golden and bubbling.
Let the casserole rest for 5 to 10 minutes after it comes out of the oven. The sauce will thicken slightly as it cools, making it perfect for spooning over rice, noodles, or potatoes. Gently pull the chicken apart with two forks right in the pan if you like a more shredded texture, then serve warm with plenty of sauce from the bottom of the dish.
Variations & Tips
You can swap boneless, skinless chicken breasts for thighs if that’s what you have, but thighs stay a bit more tender and forgiving in the oven. If you only have bone-in chicken pieces, increase the covered bake time by about 10 to 15 minutes and check that the thickest parts reach 165°F / 74°C. For a slightly tangier, less sweet version, use half French dressing and half low-sodium chicken broth in the sauce, or stir in 1 to 2 tablespoons of Dijon mustard. If you like a little heat, add a pinch of red pepper flakes or a few dashes of hot sauce to the dressing and preserves before baking. To bulk it up, you can stir in a drained can of chickpeas or a handful of quartered mushrooms around the chicken before pouring on the sauce (just note this technically adds more ingredients beyond the original three). For meal prep, this casserole reheats well in the microwave; store leftovers in an airtight container in the fridge for up to 3 to 4 days. For food safety, always wash your hands and any cutting boards or knives that touched raw chicken with hot, soapy water, and use a clean thermometer or cut into the thickest piece to confirm it’s fully cooked. Don’t leave the baked casserole out at room temperature for more than 2 hours; refrigerate promptly, and reheat until steaming hot before serving again.