No 12801, Monday 09 Dec 2019, Incognito

Kerala Special.

ACROSS
8   Choirmaster released frisky hamster to find fibre (4) COIR ChOIRmaster
9   Council too formulated cooking medium (7,3) COCONUT OIL*
10 Bachelor’s grandmother’s fruit (6) BANANA {BA}{NANA}
11 Tolerates some entrails (8) STOMACHS [DD]
12 European steamer carries some paper for landed proprietors (8) ESQUIRES {E}{S{QUIRE}S}
14 Money we returned to get nut (6) CASHEW {CASH}{WE<=}
16 Call for a servant (4) PAGE [DD]
17 Primarily computer science is about latest trend in electronic components (5) CHIPS {Co...r}{HIP}{Sc...e}
18 Indian Foreign Office data (4) INFO {IN}{FO}
19 Invigorating spice? (6) PEPPER [DD]
21 Horses run around East Australia’s coast (8) SEASHORE {S{E}{A}SHORE*}
23 Job’s violent antic using a couple of eggs after 5 (8) VOCATION {V}{O}{CATI{O}N}
26 Massage boy gets queen some device to make her impregnable (6) RUBBER {RUB}{B}{ER}
27 Take crabs running around western lagoons (10) BACKWATERS {TAKE+CRABS}* over {W}
28 Mark’s insect (4) TICK [DD]

DOWN
1   Korean lac’s moulded into a reptile (5,5) CORAL SNAKE*

2   Cherish drink without a drop of rum? Certainly (8) TREASURE {T{Rum}EA}{SURE}
3   Rush back carrying a piece of ice around end of April and get a sweet (6) ECLAIR {R{Ice}A{a..iL}CE}<=
4   Wrongly cast for dramatic pieces (4) ACTS*
5   Bill’s checks in the US (8) INVOICES [DD]
6   Robs hard metals, I hear (6) STEALS (~steels)
7   Angle seen between first floor and final arch (4) FISH {Fl..r}{IS}{arcH} Angle or Angel? See comments
13 Slides on sauce aboard ship (5) SLIPS {S{LIP}S}
15 Cree eves dance around couple of furlongs to show liveliness (10) EFFERVESCE {CREE+EVES}* over {FF}
17 Main character in a carnival’s conclusion (8) CARDINAL {CARD}{IN}{A}{c...aL}
18 Lives at home and dresses (8) INHABITS {IN}{HABITS}
20 Practical jokes of Pran Krishan Sikand, initially (6) PRANKS {PRAN}{Kr...n}{Si...d}
22 Donkey carries tailless bird to the other side (6) ACROSS {A{CROw}SS}
24 Festival of orthodox Nairs and Menons in the beginning (4) ONAM Acrostic
25 Margosa found in Argentine embassy (4) NEEM [T]

Reference List
European = E, Steamer = Ship = SS, Indian = IN, Foreign Office = FO, East = E, Australia = A, Egg = O, Boy = B, Queen = ER, Western = W, Furlong = F, Home = IN

Special, Sunday 08 Dec 2019, K Koteswar Rao

Three answers per commenter as usual till 6 PM(Annotations Compulsory)
Please provide all your answers in one comment.

ACROSS:
7   Attack core of basic trade cover, that’s right field (6)
8   I hope your broadcast is a source of intense happiness (8)
9   Revolutionary colour in quirky kook from Spain is acceptable (4,4)
10 Engineer not trendy, somehow by default (6)
11 Left in support of a vegetable kingdom (5)
12 Shake a leg to non-stop music (6)
14 No longer popular hoods sedated Ada surprisingly (2,4,2,3,4)
17 Month of hail causes break in musical (6)
18 See 20 Down
22 Small profit following undue exploitation (3-3)
23 Headless limb after tailless star for Code N! (8)
24 Ugly ogre in league with the story (8)
25 As a gamble, working with sapience irregularly (2,4)

DOWN
1   Character succeeded in stern blow (9)
2   A level in society about central power of attorney (6)
3   Copycat? Maybe (2-3)
4   Method applied by pest (8)
5   Woodland is trimmed to transmit data in (8)
6   Aggressive lady is lacking a sign (5)
8   MCLXX? (6,7) 
13 Casanova in the lure trade? Possibly (9)
15 One sec to change transition areas between environments (8)
16 Dot, a flaw perhaps in the sequence of operations in computer program (4,4)
19 Nearly in the last minute, awkwardly (6)
20 & 18A Foolish daughter and friend waste time (5-5)
21 Excellent Virginia - Revolutionary aeroplane (5)

Across Lite version can be accessed at KKR 32

Enjoy.