Name: Roast Rosemary Chicken and Vegetables
Ingredients: 8 chicken drumsticks; 4 large red potatoes, each cut in 8 wedges, wedges halved; 2 large peppers, cut in ¾ inch wedges; 1 large red onion, cut in ½ inch thick slices; 2 tbsp olive oil; 3 tbsp chopped rosemary; 2 tbsp chopped garlic; ½ tsp each salt and ground pepper; ½ cup kalamata olives, cut in half

Why it works: Onion and garlic match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 29,058 recipes. Both carry furaneol, which smells caramel, strawberry. The science ↓

Roast Rosemary Chicken and Vegetables

Oven500 degrees

Time30 minutes

Ingredients

8 chicken drumsticks
4 large red potatoes, each cut in 8 wedges, wedges halved
2 large peppers, cut in ¾ inch wedges
1 large red onion, cut in ½ inch thick slices
2 tbsp olive oil
3 tbsp chopped rosemary
2 tbsp chopped garlic
½ tsp each salt and ground pepper
½ cup kalamata olives, cut in half

Directions

Prepare

Heat oven to 500 degrees.
Distribute drumsticks, potatoes, peppers, and onion between two rimmed baking sheets lined with nonstick foil.
Drizzle with oil, sprinkle with rosemary, garlic, salt, and pepper, and toss to coat.

Roast

Roast for 30 minutes, stirring the mixture after 15 minutes.
Continue roasting until the chicken is cooked and the vegetables are tender.

Serve

Arrange on a platter and add olives.
Serve with balsamic vinegar to drizzle over the chicken and vegetables.

Nutrition, whole recipe (rough)

507Calories

37 gProtein

18 gFat

50 gCarbs

What these numbers assume: 9 portions

Ingredient	Portion assumed	kcal
Chicken	100g cooked	165
Potato	1 medium (173g) baked	161
Olive Oil	1 tbsp (14g)	119
Onion	1 medium (110g)	44
Pepper	1 tsp ground (2.3g)	6
Rosemary	1 tsp dried (1.2g)	4
Garlic	1 clove (3g)	4
Olive	1 large (4g)	4
Salt	1 tsp (6g)	0

One typical portion per ingredient; the recipe's quantities are not counted. A rough guide only, not for medical or dietary planning.

Recipe from the Recipes Wiki (Fandom).

Steps grouped into stages for easier reading; the method is the source's own.

Explore the science

The flavor team

The pairs that carry this dish. Each one is judged two ways: how much their aromas overlap, and how often cooks already put them together.

Onion + garlictop 1% of all pairs

Smell alikestrong

Cooked together29,058 recipes

Shared aroma: furaneol (caramel, strawberry).
Olive + garlictop 2% of all pairs

Smell alikemoderate

Cooked together25,665 recipes

Shared aroma: linalool (floral, citrus).
Olive + rosemarytop 3% of all pairs

Smell alikemoderate

Cooked together2,590 recipes

Shared aroma: eucalyptol (eucalyptus, herbal).
Potato + oniontop 3% of all pairs

Smell alikemoderate

Cooked together9,023 recipes

Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
Potato + garlictop 4% of all pairs

Smell alikemoderate

Cooked together4,517 recipes

Shared aroma: furaneol (caramel, strawberry).

Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs

What each ingredient does

Chicken drumsticks: Provide the main protein, which becomes tender and juicy as the connective tissue breaks down during roasting.
Red potatoes: Starch that softens inside while the cut edges brown and crisp in the hot oven.
Olive oil: Conducts heat and carries rosemary and garlic, helping the vegetables and chicken brown.
Red onion: Turns sweet and mellow as its sugars caramelize during high-heat roasting.
Peppers: Soften and concentrate their sweetness while the edges char slightly in the oven.
Kalamata olives: Add salty, briny flavor that contrasts with the sweet roasted vegetables.

The step that matters

Stirring the mixture at the midpoint. Turning the pieces at 15 minutes exposes different surfaces to the hot pan, so browning is even and no side steams or sticks. Crowded or unturned pieces brown unevenly and can stay pale or soggy.

Swap the onion

How well each one fits the dish's main ingredients (chicken, potato, pepper, olive, rosemary, garlic):

Tomatofits better
Capsicumfits better
Spinachfits about as well
Onionthe original

Fit is the average pairing score against chicken, potato, pepper, olive, rosemary, garlic. Candidates are from the same food group and used in at least 100 recipes.

“What each ingredient does” and “The step that matters” were written by Claude from this recipe’s own method and reviewed in samples by CompKitchen.

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Roast Rosemary Chicken and Vegetables