Across
1
Little Mama gets the smallest portion (7)
5
Ripple disturbed twelve outside space centre (7)
9
Subtle differences detected in new blended sauce with hidden name (7)
10
Violently elbowing wife out is contemptible (7)
11
Fewer at sea follow coast (9)
12
Moving about 30 centimetres (5)
13
Ease off rent increase (3,2)
15
He fought good boy in addition to frontrunners for gold (9)
17
Romantic deception involved no therapy (5,4)
19
Gospel writer's letters (5)
22
A portion of crab bisque for teacher (5)
23
Scenery of country's headland (9)
25
Wife gets poorly beforehand and afterwards, leading to animosity (3,4)
26
It stops the flow of dry hair (7)
27
He doubts retracted chest muscles twitch (7)
28
She gets to choose electronic reader (7)
Down
1
Aware of Miami's banks and primarily Lloyd's absorbing slush fund (7)
2
Listener to be found in snug right next door (7)
3
Colourful flyer made audiences come and watch overtures (5)
4
Don't shoot him for telling you jam's weirdly green (9)
5
Eddy outgrew fifth bikini for full bottoms (5)
6
Wanton damage made by truck to dismal building (9)
7
Little dog's fur for scientist's protection (3,4)
8
Someone posting on social media is quaint, taking the lead with hesitation (7)
14
Carbonated sac reportedly produced by someone like Marie Curie (9)
16
Software program log out takes time identifying attachment (9)
17
Cries, 'Oh!' about ostentatious antics (7)
18
Utilize a lube nozzle piece in reverse to form dust clouds (7)
20
It's digitally displayed data ... dear? (4-3)
21
Second summit attended by those spearheading economic research and Sir Lindsay Hoyle, perhaps (7)
23
Tree sample provided by stuck-up botanical illustrator (5)
24
Unrestrained self-indulgence of corrupt peers (5)