Before you turn on the heat, prepare all your vegetables. Dice your two large carrots into small pieces—I aim for roughly ½-inch cubes, but exact size doesn't matter. Chop your two celery ribs into similar-sized pieces. Peel and chop your onion into roughly ¼-inch pieces. Mince your garlic clove finely (or use ½ teaspoon jarred). This is called mise en place in French, and it simply means having everything ready before you cook. Having your vegetables prepped means you won't scramble or burn anything while chopping. Why this matters for beginners: When you have everything ready, you can focus entirely on technique rather than juggling multiple tasks. You'll cook better and feel calmer.

Place your large pot on the stove over medium heat. Pour in 2 tablespoons of olive oil. Wait about 1 minute for the oil to heat through—you'll notice it becomes more fluid and shiny. This is the right time to add vegetables. Add your diced carrots, celery, and onion to the hot oil. You should hear a gentle sizzle. Stir occasionally for about 3 minutes. Your vegetables should soften slightly and become fragrant. The onion will begin turning translucent at the edges. After 3 minutes, add your minced garlic and stir constantly for about 30 seconds. Garlic burns easily, so we're not leaving it alone—just 30 seconds of constant stirring. Your kitchen will smell absolutely amazing at this point. Now add 5 tablespoons of unsalted butter to the pot. Let it melt completely into the oil. Once melted, add your ⅓ cup of all-purpose flour. This is crucial: whisk it constantly for 1 full minute. You're creating what's called a roux (pronounced "roo"), which is the thickening agent for your broth. Whisking prevents lumps. What you're making is a smooth paste that coats the vegetables. It should smell toasty and smell like cooking butter—that's exactly right.

Here's where people often get nervous: adding broth to flour. The key is doing it slowly and stirring constantly. Pour your 6 cups of low-sodium chicken broth into the pot very gradually—not all at once. Start with maybe 1 cup, stirring constantly as you pour. The broth will initially look like you're making a thick paste. Keep stirring. Once that first cup is incorporated smoothly, add the next cup. Continue this process until all broth is added. This slow method prevents lumps. If you dump it all at once, you'll have flour clumps that won't dissolve, and the texture suffers. Once the broth is incorporated and looks smooth (it should be thin and soupy at this point), add 4 teaspoons of chicken bouillon paste. If using bouillon cubes instead, crush them into powder form first. Stir until completely dissolved. Now add your dried seasonings: ¼ teaspoon thyme, ¼ teaspoon sage, ¼ teaspoon rosemary, 1 teaspoon kosher salt, and ½ teaspoon black pepper. Stir well. The broth should smell herbaceous and welcoming.

Add your 1½ pounds of chicken (breasts or thighs) directly to the broth. You can add it as one piece or cut it into two pieces—it doesn't matter. Bring the broth to a gentle boil. You'll see bigger bubbles rapidly breaking the surface. Once it reaches a boil, reduce the heat to medium-low and place a lid on the pot. Simmer for 10 minutes. At the 10-minute mark, carefully remove the chicken to a clean cutting board. Check for doneness: cut into the thickest part with a knife. If you see pink, cook it 2-3 minutes more. If it's white throughout, it's done. The chicken will continue cooking even after you remove it, so don't overcook it at this stage. You want it tender and moist for when you shred it later. Once the chicken is cooked and on the cutting board, stir your 12 ounces of evaporated milk and ½ cup frozen peas into the broth. Stir well. The broth should look creamy and beautiful. Taste it and adjust salt and pepper if needed—this is your chance to get the seasoning exactly how you like it.

While the broth is simmering, make your dumplings. In a separate medium bowl, combine 1⅔ cups all-purpose flour, 1 tablespoon baking powder, and ½ teaspoon kosher salt. Stir these dry ingredients together with a fork or whisk until evenly mixed. The baking powder should be distributed throughout the flour. Make a small well (indent) in the center of the flour mixture. Pour ¾ cup milk, ¼ cup sour cream, and 2 tablespoons melted butter into the well. Using a fork, stir gently until everything is just combined. This is the most important dumpling rule: do not overmix. The batter should look shaggy and lumpy. Some unmixed flour should be visible. If you overwork it, the dumplings become tough. Lumpy is good. Lumpy is correct.

Bring your broth and pea mixture to a gentle simmer (smaller bubbles, not a rolling boil). Using a small spoon (a regular teaspoon works perfectly), scoop up teaspoon-sized amounts of dumpling batter. You can use a second small spoon to help push the batter off the first spoon directly into the broth. Drop the dumplings all over the surface of the simmering broth. You should have enough batter for roughly 30-36 small dumplings. Once you've dropped all the dumplings, cover the pot with a lid immediately and reduce the heat to low-medium (just enough to maintain a gentle simmer). Now walk away. Set a timer for 12 minutes. This covered cooking is crucial—steam cooks the dumplings from above while they're surrounded by broth below. They'll expand to roughly double their size.

After 12-15 minutes, carefully remove the lid (watch for steam). The dumplings should have puffed up and look cooked on the surface. Gently stir the broth to break up the dumplings slightly and distribute them throughout. Scoop out one dumpling with a spoon and let it cool for 10 seconds, then taste it. If it's still doughy in the very center, cover and cook 2-3 minutes more. If it's tender all the way through, you're done. Shred or chop your cooked chicken into bite-sized pieces and add it back to the pot. Stir gently to combine. Taste and adjust salt and pepper one final time. Ladle into bowls, sprinkle with fresh chopped parsley if you have it, and serve immediately while steaming hot.