The pressure builds and you start counting down minutes until you eat.
You catch the sweet smell of melting butter mixing with the tangy zing of pepperoncini peppers. It kinda fills up your kitchen and gets you excited like dang you about to get a real treat.

As the timer ticks down, you notice the broth depth from the juice forming under the chicken. You can't wait to spoon that right over your plate later on. It's that good stuff that pulls it all together.
Why This Recipe Works Every Single Time
- You only need 5 ingredients which means less fuss and more flavor time.
- The ranch and Au Jus gravy mix combo adds deep seasoning that sticks real good to chicken breasts.
- The pepperoncini gives just enough tang and a little bite to keep things interesting.
- Butter sliced all over melts in and keeps the chicken crazy juicy.
- Baking under foil then finishing uncovered helps keep moisture while crisping up the top.
Your Simple Ingredient Checklist
- 4 boneless skinless chicken breasts - easy to find and cooks quick.
- 1 (1-oz) package ranch dressing mix - gives that zingy herb flavor you gonna love.
- 1 (1-oz) packet Au Jus gravy mix - adds savory depth like a broth but in dry mix form.
- ⅓ cup jarred sliced pepperoncini peppers - these bring some heat and tang, but you can sub banana peppers if you want less punch.
- ½ cup sliced butter - butter melts all over and makes the chicken juicy and rich.
Even though it's just 5 ingredients, you might wanna peek at your sealing ring before you start cooking. Good seal means proper steam cues and pressure for that juicy chicken bite.
Nothing extra needed, no wild spices needed, just the basics but dang it's delicious, trust me. Check out our stuffed pepper soup recipe for another easy, flavorful dinner idea featuring simple ingredients.
How It All Comes Together Step by Step
Step one, preheat your oven to 375 degrees Fahrenheit. Gotta get that heat ready to go for the perfect bake.
Next, place the chicken breasts in a baking dish. Spread them out nice in a single layer so they cook evenly.
Sprinkle the ranch dressing mix evenly over each chicken piece. Add that Au Jus gravy mix right on top too. You want all those flavors soaking in.
Then, top with the sliced pepperoncini peppers. This is where that tangy kick sneaks in so good.

Lay the slices of butter all over the chicken breasts. This layer keeps it juicy and moist as everything bakes under foil.
Cover the dish tight with aluminum foil. Pop it in the oven for 25 minutes to get the chicken cooking and locking in flavor.
After 25 minutes, pull off the foil and bake 10 to 15 more minutes until chicken hits an internal temp of 165 degrees Fahrenheit. This step dries the top just enough for your bite to be tender but with a little crisp.
Easy Tweaks That Make Life Simple
- Slice your butter ahead and keep it in the fridge so it's ready when you need.
- If you don't have pepperoncini, banana peppers do just fine and are less spicy.
- Use quick release on the sealing ring if you wanna eat faster, but natural release helps keep the juices locked in.
- Check your sealing ring on the pressure cooker for any cracks before you start cooking. It helps with proper steam cues and the broth depth.
What It Tastes Like Fresh From the Pot
When you first cut into the chicken, you notice it's crazy moist inside. That butter worked its charm real good.
The ranch and Au Jus mix flavors melt together making it savory and so dang flavorful.
The pepperoncini adds a mild tangy zing that keeps the taste buds awake but isn't too hot.

Spoon that pan juice over your chicken and every bite is rich, buttery, slightly tangy, and totally satisfying.
Making It Last All Week Long
Store your leftover chicken in an airtight container. It stays juicy and flavors keep settling in right.
Pop it in the fridge for up to 4 days easy with the broth depth still rich.
You can freeze the chicken in freezer-safe bags or containers. Just make sure to remove as much air as possible to keep in moisture.
Reheat gently in microwave or on stove with a splash of water or broth to bring back that juicy vibe. Don't forget to check the sealing ring if you use a pressure cooker for reheating to catch good steam cues.
Your Most Asked Questions Answered
- Q: Can I use chicken thighs instead of breasts?
A: Totally you can! Thighs stay juicy even longer but cook times might vary a bit so check internal temp carefully. - Q: What if I don't have Au Jus gravy mix?
A: You could swap with a beef broth mix or just boost ranch with a little garlic powder to get close flavor. - Q: Can I make this in my pressure cooker?
A: Yeah, just put chicken and ingredients in pot with a bit broth and set to high pressure. Use natural release so juices stay locked. Tip: See our stuffed pepper soup recipe for another pressure cooker meal with great flavor. - Q: How do I tell when the chicken is done?
A: Best way is internal temp at 165 degrees Fahrenheit. Also you might see steam cues and hear that quick release hiss when pressure's right. - Q: What can I serve with this chicken?
A: Mashed potatoes, steamed veggies, or rice soak up the pan juices real good and balance all that tangy buttery flavor. - Q: Is it spicy?
A: Nah, pepperoncini has a mild tangy kick but it's not hot spicy. You can skip or swap with banana peppers if you want zero heat.

Oven Baked Mississippi Chicken (5 ingredients)
Equipment
- 1 Baking dish 9×13-inch
Ingredients
Main ingredients
- 4 Boneless skinless chicken breasts
- 1 oz Ranch dressing mix dry packet
- 1 oz Au Jus gravy mix dry packet
- ⅓ cup Jarred sliced pepperoncini peppers can substitute banana peppers
- ½ cup Butter sliced
Instructions
Instructions
- Preheat oven to 375°F.
- Place chicken breasts in a baking dish in a single layer.
- Sprinkle ranch seasoning and Au Jus gravy mix evenly over chicken.
- Top with sliced pepperoncini peppers.
- Lay butter slices all over the chicken.
- Cover dish tightly with aluminum foil and bake for 25 minutes.
- Uncover and continue baking 10–15 more minutes until internal temp hits 165°F.
- Serve chicken with pan juices spooned over the top.



