Easy Cream Stew

Bahan-bahan (4 porsi)

• 1 head broccoli ((small; 3 oz, 85 g))
• 1 carrot ((3 oz, 85 g))
• 1 Yukon gold potato ((6 oz, 170 g))
• ½ onion ((7 oz, 200 g))
• 4 cremini mushrooms ((3 oz, 85 g; or use white mushrooms))
• 1 boneless, skinless chicken thigh
• ¼ tsp Diamond Crystal kosher salt
• freshly ground black pepper
• 1 Tbsp neutral oil ((plus more, if needed))
• 2 cups water
• 4 cubes Japanese Cream Stew Mix
• ⅓ cup milk ((you can use any kind))