What makes a good Chief Cook in CK3?

Employer has Positions Of Power Perk (Friend) +5, Intrigue Skill Intrigue × 2.5 (max 60), Gluttonous +25, Comfort Eater +15, Lifestyle Herbalist +15, Lifestyle Reveler +20, Inappetetic -50 and Culinary Artists Cultural Tradition +20 (the game's aptitude breakdown, patch 1.20.0.3).

What does the Chief Cook give?

Terrible: Enemy hostile scheme success chance -3%; Poor: Enemy hostile scheme success chance -5%; Average: Enemy hostile scheme success chance -8%; Good: Enemy hostile scheme success chance -12%; Excellent: Enemy hostile scheme success chance -20%.

Camp officers (landless adventurers)

Chief Cook

Roads to Power

Chief Cook is a camp officer in Crusader Kings III; its aptitude rests on Intrigue. At excellent aptitude it gives Enemy hostile scheme success chance -20%. Aptitude also comes from Employer has Positions Of Power Perk (Friend) (+5), Gluttonous (+25) and Comfort Eater (+15). It needs Roads to Power. Patch 1.20.0.3, from game/common/court_positions/types/00_camp_officers.txt.

Quick answers (2)

What makes a good Chief Cook in CK3?: Employer has Positions Of Power Perk (Friend) +5, Intrigue Skill Intrigue × 2.5 (max 60), Gluttonous +25, Comfort Eater +15, Lifestyle Herbalist +15, Lifestyle Reveler +20, Inappetetic -50 and Culinary Artists Cultural Tradition +20 (the game's aptitude breakdown, patch 1.20.0.3).
What does the Chief Cook give?: Terrible: Enemy hostile scheme success chance -3%; Poor: Enemy hostile scheme success chance -5%; Average: Enemy hostile scheme success chance -8%; Good: Enemy hostile scheme success chance -12%; Excellent: Enemy hostile scheme success chance -20%.

The Chief Cook rustles up hearty grub, keeping the camp well fed and in good spirits. They are also responsible for preparing the officers' meals.

What it gives you, by aptitude

The holder's aptitude (see below) sets the level: levels start at 20, 40, 60, 80.

Terriblebelow 20
- Enemy hostile scheme success chance-3%
Poor20+
- Enemy hostile scheme success chance-5%
Average40+
- Enemy hostile scheme success chance-8%
Good60+
- Enemy hostile scheme success chance-12%
Excellent80+
- Enemy hostile scheme success chance-20%

What makes a good Chief Cook

The game's own aptitude breakdown for this position — every part it adds up:

Part	Aptitude
Employer has Positions Of Power Perk (Friend)	+5
Intrigue Skill	Intrigue × 2.5 (max 60)
Gluttonous	+25
Comfort Eater	+15
Lifestyle Herbalist	+15
Lifestyle Reveler	+20
Inappetetic	-50
Culinary Artists Cultural Tradition	+20

The holder gets

Prestige+0.1/month

Who may hire it (valid_position) (10 lines of game script)

custom_tooltip = {
	text = landless_government_tt
	government_has_flag = government_is_landless_adventurer
}
custom_tooltip = {
	text = camp_cook_camp_officer_parameter_tt
	domicile ?= {
		has_domicile_parameter = camp_unlocks_camp_cook_officer
	}
}

As written in game/common/court_positions/types/00_camp_officers.txt.

Who may hold it (valid_character) (3 lines of game script)

valid_camp_officer_trigger = {
	OFFICER = camp_cook
}

As written in game/common/court_positions/types/00_camp_officers.txt.

Shown when (is_shown) (5 lines of game script)

has_ep3_dlc_trigger = yes
custom_tooltip = {
	text = landless_government_tt
	government_has_flag = government_is_landless_adventurer
}

As written in game/common/court_positions/types/00_camp_officers.txt.

Source: game/common/court_positions/types/00_camp_officers.txt, common/court_positions/tasks, common/script_values and the English localisation, Crusader Kings III 1.20.0.3. Salary is the base before the realm-size and cultural-era multipliers.